diff --git a/DropNet.Tests/FileSyncTests.cs b/DropNet.Tests/FileSyncTests.cs
index b7f7f11..73f7144 100644
--- a/DropNet.Tests/FileSyncTests.cs
+++ b/DropNet.Tests/FileSyncTests.cs
@@ -25,7 +25,7 @@ public FileSyncTests()
         [TestMethod]
         public void Can_Get_MetaData_With_Special_Char()
         {
-            var fileInfo = _client.GetMetaData("/Test/Getting'Started.rtf");
+            var fileInfo = _client.GetMetaData("/Test/Getting'Started.rtf", null);
 
             Assert.IsNotNull(fileInfo);
         }
@@ -169,7 +169,7 @@ public void Can_Delete_File()
         [TestMethod]
         public void Can_Get_MetaData()
         {
-            var metaData = _client.GetMetaData("/Public");
+            var metaData = _client.GetMetaData("/Public", null);
 
             Assert.IsNotNull(metaData);
             Assert.IsNotNull(metaData.Contents);
diff --git a/DropNet.Tests/FileTaskTests.cs b/DropNet.Tests/FileTaskTests.cs
index 03ed35b..899e0d3 100644
--- a/DropNet.Tests/FileTaskTests.cs
+++ b/DropNet.Tests/FileTaskTests.cs
@@ -25,7 +25,7 @@ public FileTaskTests()
         public void Task_Get_MetaData()
         {
             var path = "/Test";
-            var metaTask = _client.GetMetaDataTask(path);
+            var metaTask = _client.GetMetaDataTask(path, null);
 
             metaTask.Wait();
 
@@ -38,7 +38,7 @@ public void Task_Get_MetaData()
         public void Task_Get_MetaData_With_Special_Char()
         {
             var path = "/Test/Getting'Started.rtf";
-            var metaTask = _client.GetMetaDataTask(path);
+            var metaTask = _client.GetMetaDataTask(path, null);
 
             metaTask.Wait();
 
diff --git a/DropNet.Tests/FileTests1.Sandbox.cs b/DropNet.Tests/FileTests1.Sandbox.cs
index 66bf772..1c922ae 100644
--- a/DropNet.Tests/FileTests1.Sandbox.cs
+++ b/DropNet.Tests/FileTests1.Sandbox.cs
@@ -29,7 +29,7 @@ public FileTests_Sandbox()
         [TestMethod]
         public void SANDBOX_Can_Get_MetaData_With_Special_Char()
         {
-            var fileInfo = _client.GetMetaData("/test'.txt");
+            var fileInfo = _client.GetMetaData("/test'.txt", null);
             
             Assert.IsNotNull(fileInfo);
         }
@@ -163,7 +163,7 @@ public void SANDBOX_Can_Delete_File()
         [TestMethod]
         public void SANDBOX_Can_Get_MetaData()
         {
-            var metaData = _client.GetMetaData("/");
+            var metaData = _client.GetMetaData("/", null);
 
             Assert.IsNotNull(metaData);
             Assert.IsNotNull(metaData.Contents);
diff --git a/DropNet.Tests/Helpers/RequestHelperTest.cs b/DropNet.Tests/Helpers/RequestHelperTest.cs
index 6d0f679..90ed653 100644
--- a/DropNet.Tests/Helpers/RequestHelperTest.cs
+++ b/DropNet.Tests/Helpers/RequestHelperTest.cs
@@ -198,7 +198,7 @@ public void CreateLoginRequestTest()
         public void CreateMetadataRequestTest()
         {
             string path = fixture.CreateAnonymous<string>();
-            RestRequest actual = _target.CreateMetadataRequest(path, "dropbox");
+            RestRequest actual = _target.CreateMetadataRequest(path, "dropbox", null, false, false);
 
             Assert.IsNotNull(actual);
             Assert.IsTrue(actual.Method == Method.GET);
diff --git a/DropNet.WindowsPhone/DropNet.WindowsPhone.csproj b/DropNet.WindowsPhone/DropNet.WindowsPhone.csproj
index 8646b09..db042ab 100644
--- a/DropNet.WindowsPhone/DropNet.WindowsPhone.csproj
+++ b/DropNet.WindowsPhone/DropNet.WindowsPhone.csproj
@@ -11,13 +11,36 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>DropNet.WindowsPhone</RootNamespace>
     <AssemblyName>DropNet.WindowsPhone</AssemblyName>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
-    <SilverlightVersion>$(TargetFrameworkVersion)</SilverlightVersion>
-    <TargetFrameworkProfile>WindowsPhone71</TargetFrameworkProfile>
-    <TargetFrameworkIdentifier>Silverlight</TargetFrameworkIdentifier>
+    <TargetFrameworkVersion>v8.0</TargetFrameworkVersion>
+    <SilverlightVersion>
+    </SilverlightVersion>
+    <TargetFrameworkProfile>
+    </TargetFrameworkProfile>
+    <TargetFrameworkIdentifier>WindowsPhone</TargetFrameworkIdentifier>
     <SilverlightApplication>false</SilverlightApplication>
     <ValidateXaml>true</ValidateXaml>
     <ThrowErrorsInValidation>true</ThrowErrorsInValidation>
+    <FileUpgradeFlags>
+    </FileUpgradeFlags>
+    <UpgradeBackupLocation>
+    </UpgradeBackupLocation>
+    <OldToolsVersion>4.0</OldToolsVersion>
+    <MinimumVisualStudioVersion>11.0</MinimumVisualStudioVersion>
+    <PublishUrl>publish\</PublishUrl>
+    <Install>true</Install>
+    <InstallFrom>Disk</InstallFrom>
+    <UpdateEnabled>false</UpdateEnabled>
+    <UpdateMode>Foreground</UpdateMode>
+    <UpdateInterval>7</UpdateInterval>
+    <UpdateIntervalUnits>Days</UpdateIntervalUnits>
+    <UpdatePeriodically>false</UpdatePeriodically>
+    <UpdateRequired>false</UpdateRequired>
+    <MapFileExtensions>true</MapFileExtensions>
+    <ApplicationRevision>0</ApplicationRevision>
+    <ApplicationVersion>1.0.0.%2a</ApplicationVersion>
+    <IsWebBootstrapper>false</IsWebBootstrapper>
+    <UseApplicationTrust>false</UseApplicationTrust>
+    <BootstrapperEnabled>true</BootstrapperEnabled>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -40,20 +63,37 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
+    <PlatformTarget />
+    <OutputPath>Bin\x86\Debug</OutputPath>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
+    <PlatformTarget />
+    <OutputPath>Bin\x86\Release</OutputPath>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM'">
+    <PlatformTarget />
+    <OutputPath>Bin\ARM\Debug</OutputPath>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM'">
+    <PlatformTarget />
+    <OutputPath>Bin\ARM\Release</OutputPath>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+  </PropertyGroup>
   <ItemGroup>
-    <Reference Include="mscorlib" />
-    <Reference Include="RestSharp.WindowsPhone">
-      <HintPath>..\packages\RestSharp.104.1\lib\sl4-wp71\RestSharp.WindowsPhone.dll</HintPath>
-    </Reference>
-    <Reference Include="System.Threading.Tasks.WP71">
-      <HintPath>..\Lib\sl4-wp71\System.Threading.Tasks.WP71.dll</HintPath>
+    <Reference Include="RestSharp.WindowsPhone, Version=105.0.1.0, Culture=neutral, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\packages\RestSharp.105.0.1\lib\sl4-wp71\RestSharp.WindowsPhone.dll</HintPath>
     </Reference>
-    <Reference Include="System.Windows" />
-    <Reference Include="system" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml" />
-    <Reference Include="System.Net" />
-    <Reference Include="System.Runtime.Serialization" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="..\DropNet\Authenticators\OAuth2Authenticator.cs">
@@ -130,8 +170,20 @@
     <None Include="app.config" />
     <None Include="packages.config" />
   </ItemGroup>
-  <Import Project="$(MSBuildExtensionsPath)\Microsoft\Silverlight for Phone\$(TargetFrameworkVersion)\Microsoft.Silverlight.$(TargetFrameworkProfile).Overrides.targets" />
-  <Import Project="$(MSBuildExtensionsPath)\Microsoft\Silverlight for Phone\$(TargetFrameworkVersion)\Microsoft.Silverlight.CSharp.targets" />
+  <ItemGroup>
+    <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
+      <Visible>False</Visible>
+      <ProductName>.NET Framework 3.5 SP1 Client Profile</ProductName>
+      <Install>false</Install>
+    </BootstrapperPackage>
+    <BootstrapperPackage Include="Microsoft.Net.Framework.3.5.SP1">
+      <Visible>False</Visible>
+      <ProductName>.NET Framework 3.5 SP1</ProductName>
+      <Install>false</Install>
+    </BootstrapperPackage>
+  </ItemGroup>
+  <Import Project="$(MSBuildExtensionsPath)\Microsoft\$(TargetFrameworkIdentifier)\$(TargetFrameworkVersion)\Microsoft.$(TargetFrameworkIdentifier).$(TargetFrameworkVersion).Overrides.targets" />
+  <Import Project="$(MSBuildExtensionsPath)\Microsoft\$(TargetFrameworkIdentifier)\$(TargetFrameworkVersion)\Microsoft.$(TargetFrameworkIdentifier).CSharp.targets" />
   <ProjectExtensions />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/DropNet.WindowsPhone/packages.config b/DropNet.WindowsPhone/packages.config
index 6b04fa8..410adc8 100644
--- a/DropNet.WindowsPhone/packages.config
+++ b/DropNet.WindowsPhone/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="RestSharp" version="104.1" targetFramework="net40" />
+  <package id="RestSharp" version="105.0.1" targetFramework="sl40-wp71" />
 </packages>
\ No newline at end of file
diff --git a/DropNet.sln b/DropNet.sln
index 98584c9..bc390d3 100644
--- a/DropNet.sln
+++ b/DropNet.sln
@@ -25,8 +25,10 @@ Global
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Debug|ARM.ActiveCfg = Debug|Any CPU
+		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Debug|ARM.Build.0 = Debug|Any CPU
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Debug|x64.ActiveCfg = Debug|Any CPU
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Debug|x86.Build.0 = Debug|Any CPU
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Release|Any CPU.Build.0 = Release|Any CPU
 		{E9580EFC-6014-4D3B-82A8-5F6D57213CE4}.Release|ARM.ActiveCfg = Release|Any CPU
@@ -35,8 +37,10 @@ Global
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Debug|ARM.ActiveCfg = Debug|Any CPU
+		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Debug|ARM.Build.0 = Debug|Any CPU
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Debug|x64.ActiveCfg = Debug|Any CPU
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Debug|x86.Build.0 = Debug|Any CPU
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Release|Any CPU.Build.0 = Release|Any CPU
 		{C73D4D29-41E9-4BB1-B70D-38E36187CF51}.Release|ARM.ActiveCfg = Release|Any CPU
@@ -45,8 +49,10 @@ Global
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Debug|ARM.ActiveCfg = Debug|Any CPU
+		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Debug|ARM.Build.0 = Debug|Any CPU
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Debug|x64.ActiveCfg = Debug|Any CPU
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Debug|x86.Build.0 = Debug|Any CPU
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Release|Any CPU.Build.0 = Release|Any CPU
 		{06B6BC2F-94D5-456A-ABA7-F73FB28B4703}.Release|ARM.ActiveCfg = Release|Any CPU
diff --git a/DropNet/Client/Client.cs b/DropNet/Client/Client.cs
index 513a09b..eea1f08 100644
--- a/DropNet/Client/Client.cs
+++ b/DropNet/Client/Client.cs
@@ -127,7 +127,7 @@ public DropNetClient(string apiKey, string appSecret, IWebProxy proxy = null, Au
         /// <param name="appSecret">The Api Secret to use for the Dropbox Requests</param>
         /// <param name="accessToken">The OAuth2 access token</param>
         /// <param name="proxy">The proxy to use for web requests</param>
-        public DropNetClient(string apiKey, string appSecret, string accessToken, IWebProxy proxy)
+        public DropNetClient(string apiKey, string appSecret, string accessToken, IWebProxy proxy = null)
             : this(apiKey, appSecret, proxy, AuthenticationMethod.OAuth2)
         {
             UserLogin = new UserLogin { Token = accessToken };
@@ -141,7 +141,7 @@ public DropNetClient(string apiKey, string appSecret, string accessToken, IWebPr
         /// <param name="userToken">The OAuth1 User authentication token</param>
         /// <param name="userSecret">The OAuth1 Users matching secret</param>
         /// <param name="proxy">The proxy to use for web requests</param>
-        public DropNetClient(string apiKey, string appSecret, string userToken, string userSecret, IWebProxy proxy)
+        public DropNetClient(string apiKey, string appSecret, string userToken, string userSecret, IWebProxy proxy = null)
             : this(apiKey, appSecret, proxy)
         {
             UserLogin = new UserLogin {Token = userToken, Secret = userSecret};
diff --git a/DropNet/Client/Files.Async.cs b/DropNet/Client/Files.Async.cs
index 889443c..00489f5 100644
--- a/DropNet/Client/Files.Async.cs
+++ b/DropNet/Client/Files.Async.cs
@@ -9,25 +9,16 @@ namespace DropNet
 {
     public partial class DropNetClient
     {
-        public void GetMetaDataAsync(string path, Action<MetaData> success, Action<DropboxException> failure)
+        public void GetMetaDataAsync(Action<MetaData> success, Action<DropboxException> failure, String hash = null, Boolean list = false, Boolean include_deleted = false)
         {
-            if (!string.IsNullOrEmpty(path) && !path.StartsWith("/"))
-            {
-                path = "/" + path;
-            }
-
-            var request = _requestHelper.CreateMetadataRequest(path, Root);
-
-            ExecuteAsync(ApiType.Base, request, success, failure);
+            GetMetaDataAsync(String.Empty, success, failure, hash, list, include_deleted);
         }
 
-        public void GetMetaDataAsync(string path, string hash, Action<MetaData> success, Action<DropboxException> failure)
+        public void GetMetaDataAsync(String path, Action<MetaData> success, Action<DropboxException> failure, String hash = null, Boolean list = false, Boolean include_deleted = false)
         {
             if (path != "" && !path.StartsWith("/")) path = "/" + path;
 
-            var request = _requestHelper.CreateMetadataRequest(path, Root);
-
-            request.AddParameter("hash", hash);
+            var request = _requestHelper.CreateMetadataRequest(path, Root, hash, list, include_deleted);
 
             ExecuteAsync(ApiType.Base, request, success, failure);
         }
diff --git a/DropNet/Client/Files.Sync.cs b/DropNet/Client/Files.Sync.cs
index 6b38c04..cf8a128 100644
--- a/DropNet/Client/Files.Sync.cs
+++ b/DropNet/Client/Files.Sync.cs
@@ -14,16 +14,16 @@ namespace DropNet
 {
     public partial class DropNetClient
     {
-        public MetaData GetMetaData()
+        public MetaData GetMetaData(String hash = null, Boolean list = false, Boolean include_deleted = false)
         {
-            return GetMetaData(string.Empty);
+            return GetMetaData(String.Empty, hash, list, include_deleted);
         }
 
-        public MetaData GetMetaData(string path)
+        public MetaData GetMetaData(String path, String hash = null, Boolean list = false, Boolean include_deleted = false)
         {
 			if (path != "" && !path.StartsWith("/")) path = "/" + path;
 
-            var request = _requestHelper.CreateMetadataRequest(path, Root);
+            var request = _requestHelper.CreateMetadataRequest(path, Root, hash, list, include_deleted);
 
             return Execute<MetaData>(ApiType.Base, request);
         }
@@ -52,11 +52,6 @@ public List<MetaData> Search(string searchString, int fileLimit)
             return Search(searchString, string.Empty, fileLimit);
         }
 
-        public List<MetaData> Search(string searchString, string path)
-        {
-            return Search(searchString, path);
-        }
-
         public List<MetaData> Search(string searchString, string path, int fileLimit = 1000)
         {
             if (fileLimit > 1000)
diff --git a/DropNet/Client/Files.Task.cs b/DropNet/Client/Files.Task.cs
index f290c04..65d3c6a 100644
--- a/DropNet/Client/Files.Task.cs
+++ b/DropNet/Client/Files.Task.cs
@@ -11,25 +11,16 @@ namespace DropNet
 {
     public partial class DropNetClient
     {
-        public Task<MetaData> GetMetaDataTask(string path)
+        public Task<MetaData> GetMetaDataTask(String hash, Boolean list = false, Boolean include_deleted = false)
         {
-            if (!string.IsNullOrEmpty(path) && !path.StartsWith("/"))
-            {
-                path = "/" + path;
-            }
-
-            var request = _requestHelper.CreateMetadataRequest(path, Root);
-
-            return ExecuteTask<MetaData>(ApiType.Base, request);
+            return GetMetaDataTask(String.Empty, hash, list, include_deleted);
         }
 
-        public Task<MetaData> GetMetaDataTask(string path, string hash)
+        public Task<MetaData> GetMetaDataTask(String path, String hash = null, Boolean list = false, Boolean include_deleted = false)
         {
             if (path != "" && !path.StartsWith("/")) path = "/" + path;
 
-            var request = _requestHelper.CreateMetadataRequest(path, Root);
-
-            request.AddParameter("hash", hash);
+            var request = _requestHelper.CreateMetadataRequest(path, Root, hash, list, include_deleted);
 
             return ExecuteTask<MetaData>(ApiType.Base, request);
         }
@@ -51,11 +42,6 @@ public Task<List<MetaData>> SearchTask(string searchString, int fileLimit)
             return SearchTask(searchString, string.Empty, fileLimit);
         }
 
-        public Task<List<MetaData>> SearchTask(string searchString, string path)
-        {
-            return SearchTask(searchString, path);
-        }
-
         public Task<List<MetaData>> SearchTask(string searchString, string path, int fileLimit = 1000)
         {
             if (fileLimit > 1000)
diff --git a/DropNet/Client/IDropNetClient.cs b/DropNet/Client/IDropNetClient.cs
index 0c1626e..1588f17 100644
--- a/DropNet/Client/IDropNetClient.cs
+++ b/DropNet/Client/IDropNetClient.cs
@@ -51,23 +51,21 @@ public interface IDropNetClient
         string BuildAuthorizeUrl(OAuth2AuthorizationFlow oAuth2AuthorizationFlow, string redirectUri, string state = null);
 
         /// <summary>
-        /// Gets MetaData for a File or Folder. For a folder this includes its contents. For a file, this includes details such as file size.
+        /// Gets MetaData for the root folder.
         /// </summary>
         /// <param name="path">The path of the file or folder</param>
         /// <param name="success">Success call back</param>
         /// <param name="failure">Failure call back </param>
-        void GetMetaDataAsync(string path, Action<MetaData> success, Action<DropboxException> failure);
+        void GetMetaDataAsync(Action<MetaData> success, Action<DropboxException> failure, String hash = null, Boolean list = false, Boolean include_deleted = false);
 
         /// <summary>
         /// Gets MetaData for a File or Folder. For a folder this includes its contents. For a file, this includes details such as file size.
-        /// Optional 'hash' param returns HTTP code 304	(Directory contents have not changed) if contents have not changed since the
-        /// hash was retrieved on a previous call.
         /// </summary>
         /// <param name="path">The path of the file or folder</param>
         /// <param name="hash">hash - Optional. Listing return values include a hash representing the state of the directory's contents. If you provide this argument to the metadata call, you give the service an opportunity to respond with a "304 Not Modified" status code instead of a full (potentially very large) directory listing. This argument is ignored if the specified path is associated with a file or if list=false.</param>
         /// <param name="success">Success callback </param>
         /// <param name="failure">Failure callback </param>
-        void GetMetaDataAsync(string path, string hash, Action<MetaData> success, Action<DropboxException> failure);
+        void GetMetaDataAsync(String path, Action<MetaData> success, Action<DropboxException> failure, String hash = null, Boolean list = false, Boolean include_deleted = false);
 
         /// <summary>
         /// Gets list of metadata for search string
@@ -326,11 +324,10 @@ public interface IDropNetClient
         /// <param name="failure">Failure callback </param>
         void GetCopyRefAsync(string path, Action<CopyRefResponse> success, Action<DropboxException> failure);
 
-        Task<MetaData> GetMetaDataTask(string path);
-        Task<MetaData> GetMetaDataTask(string path, string hash);
+        Task<MetaData> GetMetaDataTask(String hash = null, Boolean list = false, Boolean include_deleted = false);
+        Task<MetaData> GetMetaDataTask(String path, String hash = null, Boolean list = false, Boolean include_deleted = false);
         Task<List<MetaData>> SearchTask(string searchString);
         Task<List<MetaData>> SearchTask(string searchString, int fileLimit);
-        Task<List<MetaData>> SearchTask(string searchString, string path);
         Task<List<MetaData>> SearchTask(string searchString, string path, int fileLimit);
         Task<IRestResponse> GetFileTask(string path);
         Task<MetaData> UploadFileTask(string path, string filename, byte[] fileData, bool overwrite = true, string parentRevision = null);
@@ -352,15 +349,21 @@ public interface IDropNetClient
         /// <summary>
         /// Gets MetaData for the root folder.
         /// </summary>
+        /// <param name="hash">hash - Optional. Listing return values include a hash representing the state of the directory's contents. If you provide this argument to the metadata call, you give the service an opportunity to respond with a "304 Not Modified" status code instead of a full (potentially very large) directory listing. This argument is ignored if the specified path is associated with a file or if list=false.</param>
+        /// <param name="list">If true, the folder's metadata will include a contents field with a list of metadata entries for the contents of the folder. If false, the contents field will be omitted.</param>
+        /// <param name="include_deleted">Only applicable when list is set. If this parameter is set to true, then contents will include the metadata of deleted children. Note that the target of the metadata call is always returned even when it has been deleted (with is_deleted set to true) regardless of this flag.</param>
         /// <returns></returns>
-        MetaData GetMetaData();
+        MetaData GetMetaData(String hash = null, Boolean list = false, Boolean include_deleted = false);
 
         /// <summary>
         /// Gets MetaData for a File or Folder. For a folder this includes its contents. For a file, this includes details such as file size.
         /// </summary>
         /// <param name="path">The path of the file or folder</param>
+        /// <param name="hash">hash - Optional. Listing return values include a hash representing the state of the directory's contents. If you provide this argument to the metadata call, you give the service an opportunity to respond with a "304 Not Modified" status code instead of a full (potentially very large) directory listing. This argument is ignored if the specified path is associated with a file or if list=false.</param>
+        /// <param name="list">If true, the folder's metadata will include a contents field with a list of metadata entries for the contents of the folder. If false, the contents field will be omitted.</param>
+        /// <param name="include_deleted">Only applicable when list is set. If this parameter is set to true, then contents will include the metadata of deleted children. Note that the target of the metadata call is always returned even when it has been deleted (with is_deleted set to true) regardless of this flag.</param>
         /// <returns></returns>
-        MetaData GetMetaData(string path);
+        MetaData GetMetaData(String path, String hash = null, Boolean list = false, Boolean include_deleted = false);
 
         /// <summary>
         /// Gets List of MetaData for a File versions. Each metadata item contains info about file in certain version on Dropbox.
@@ -383,13 +386,6 @@ public interface IDropNetClient
         /// <param name="fileLimit">The maximum and default value is 1,000. No more than <code>fileLimit</code> search results will be returned.</param>
         List<MetaData> Search(string searchString, int fileLimit);
 
-        /// <summary>
-        /// Gets list of metadata for search string
-        /// </summary>
-        /// <param name="searchString">The search string </param>
-        /// <param name="path">The path of the file or folder</param>
-        List<MetaData> Search(string searchString, string path);
-
         /// <summary>
         /// Gets list of metadata for search string
         /// </summary>
diff --git a/DropNet/DropNet.csproj b/DropNet/DropNet.csproj
index 4ca3733..16979e0 100644
--- a/DropNet/DropNet.csproj
+++ b/DropNet/DropNet.csproj
@@ -49,8 +49,9 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="RestSharp">
-      <HintPath>..\packages\RestSharp.104.1\lib\net4\RestSharp.dll</HintPath>
+    <Reference Include="RestSharp, Version=105.0.1.0, Culture=neutral, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\packages\RestSharp.105.0.1\lib\net4\RestSharp.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/DropNet/Helpers/RequestHelper.cs b/DropNet/Helpers/RequestHelper.cs
index 5ca911f..17b03e2 100644
--- a/DropNet/Helpers/RequestHelper.cs
+++ b/DropNet/Helpers/RequestHelper.cs
@@ -18,7 +18,7 @@ public RequestHelper(string version)
             _version = version;
         }
 
-        public RestRequest CreateMetadataRequest(string path, string root)
+        public RestRequest CreateMetadataRequest(String path, String root, String hash, Boolean list, Boolean include_deleted)
         {
             var request = new RestRequest(Method.GET);
             request.Resource = "{version}/metadata/{root}{path}";
@@ -26,6 +26,13 @@ public RestRequest CreateMetadataRequest(string path, string root)
             request.AddParameter("path", path, ParameterType.UrlSegment);
             request.AddParameter("root", root, ParameterType.UrlSegment);
 
+            if (list)
+            {
+                request.AddParameter("hash", hash);
+                request.AddParameter("list", list.ToString().ToLower());
+                request.AddParameter("include_deleted", include_deleted.ToString().ToLower());
+            }
+
             return request;
         }
 
diff --git a/DropNet/dropnet.nuspec b/DropNet/dropnet.nuspec
index 2f0bb8e..12ed2b7 100644
--- a/DropNet/dropnet.nuspec
+++ b/DropNet/dropnet.nuspec
@@ -10,14 +10,13 @@
     <projectUrl>http://dropnet.github.io/</projectUrl>
     <licenseUrl>https://github.com/dropnet/DropNet/blob/master/LICENSE.txt</licenseUrl>
     <iconUrl>http://dkdevelopment.net/img/DropNetIcon.png</iconUrl>
-    <tags>DROPBOX API .NET WP7</tags>
+    <tags>DROPBOX API .NET WP8</tags>
     <dependencies>
-      <dependency id="RestSharp" version="104.1" />
+      <dependency id="RestSharp" version="105.0.1" />
     </dependencies>
   </metadata>
   <files>
     <file src="bin\Release\DropNet.dll" target="lib\net40" />
-    <file src="..\DropNet.WindowsPhone\bin\Release\System.Threading.Tasks.WP71.dll" target="lib\sl4-wp71" />
-    <file src="..\DropNet.WindowsPhone\bin\Release\DropNet.WindowsPhone.dll" target="lib\sl4-wp71" />
+    <file src="..\DropNet.WindowsPhone\bin\Release\DropNet.WindowsPhone.dll" target="lib\windowsphone8" />
   </files>
 </package>
\ No newline at end of file
diff --git a/DropNet/packages.config b/DropNet/packages.config
index 6b04fa8..46fa071 100644
--- a/DropNet/packages.config
+++ b/DropNet/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="RestSharp" version="104.1" targetFramework="net40" />
+  <package id="RestSharp" version="105.0.1" targetFramework="net40" />
 </packages>
\ No newline at end of file
diff --git a/Lib/monotouch/RestSharp.MonoTouch.dll b/Lib/monotouch/RestSharp.MonoTouch.dll
deleted file mode 100755
index d5c7877..0000000
Binary files a/Lib/monotouch/RestSharp.MonoTouch.dll and /dev/null differ
diff --git a/Lib/monotouch/RestSharp.MonoTouch.dll.mdb b/Lib/monotouch/RestSharp.MonoTouch.dll.mdb
deleted file mode 100644
index 89d35c1..0000000
Binary files a/Lib/monotouch/RestSharp.MonoTouch.dll.mdb and /dev/null differ
diff --git a/Lib/winrt/RestSharp.Metro.dll b/Lib/winrt/RestSharp.Metro.dll
deleted file mode 100644
index 0ad1d88..0000000
Binary files a/Lib/winrt/RestSharp.Metro.dll and /dev/null differ
diff --git a/README.markdown b/README.markdown
index d887f26..8971fec 100644
--- a/README.markdown
+++ b/README.markdown
@@ -1,6 +1,17 @@
+### Note: Development of DropNet has stopped!
+DropNet is no longer under development and the current version of the library does not work with Dropbox API v2. I recommend moving to the official Dropbox .net SDK - https://github.com/dropbox/dropbox-sdk-dotnet
+
+
+
+---
+
+
+
 ## .NET Client library for the Dropbox API
 
-Full documentation here: http://dkdevelopment.net/what-im-doing/dropnet/
+[![Build status](https://ci.appveyor.com/api/projects/status/tl7fd72m8x0m0ykv/branch/master?svg=true)](https://ci.appveyor.com/project/dkarzon/dropnet/branch/master)
+
+Full documentation here: http://dropnet.github.io/dropnet.html
 
 ## How do I use it?
 
@@ -71,13 +82,5 @@ Open a browser with the url returned by BuildAuthorizeUrl - After we have the au
 
 ***
 
-Want to chat about DropNet? http://jabbr.net/#/rooms/DropNet
-
-
 Questions? http://stackoverflow.com/questions/tagged/dropnet
 
-***
-
- **Like DropNet?** Endorse me on Coderwall
- 
- [![endorse](http://api.coderwall.com/dkarzon/endorsecount.png)](http://coderwall.com/dkarzon)
diff --git a/appveyor.yml b/appveyor.yml
index ae1e197..75afa2e 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 1.9.{build}
+version: 1.10.{build}
 
 configuration: Release
 test: off