Please update readme.md file with correct version number. com.microsoft.graph.httpcore.IAuthenticationProvider class name was renamed to ICoreAuthentication Provider in msgraph-sdk-java-core library but where as ClientCredentialProvider is still pointing older version

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[INFO] BUILD FAILURE
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[INFO] Total time: 1.808 s
[INFO] Finished at: 2019-04-02T11:10:23-04:00
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[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project outlookconnector: Compilation failure
[ERROR] /Users/skakani/Documents/codeRepo/neuron/code/backend/outlookconnector/src/main/java/org/neuron/AuthHandler.java:[29,59] cannot access com.microsoft.graph.httpcore.IAuthenticationProvider
[ERROR] class file for com.microsoft.graph.httpcore.IAuthenticationProvider not found