app/views           --> layout files

public/app/         --> all of the files to be used in production
  css/              --> css files
    app.css         --> default stylesheet
  img/              --> image files
  js/               --> javascript files
    app.js          --> main application module
    controllers.js  --> application controllers
    filters.js      --> custom angular filters
    services.js     --> custom angular services
    directives.js   --> custom angular directives
  lib/              --> angular and 3rd party javascript libraries
    angular/
      angular.js            --> the latest angular js
      angular.min.js        --> the latest minified angular js
      angular-*.js          --> angular built-in modules
      version.txt           --> version number
  partials/         --> angular view partials (partial html templates)
    partial1.html
    partial2.html

conf/ng/karma.conf.js        --> config file for running unit tests with Karma
conf/ng/karma-e2e.conf.js    --> config file for running e2e tests with Karma

logs/               --> logs

scripts/            --> handy shell scripts
  e2e-test.sh       --> runs end-to-end tests with Karma (*nix)
  e2e-test.bat      --> runs end-to-end tests with Karma (windows)
  test.bat          --> autotests unit tests with Karma (windows)
  test.sh           --> autotests unit tests with Karma (*nix)

test/ng/            --> test source files and libraries
  e2e/              -->
    runner.html     --> end-to-end test runner (open in your browser to run)
    scenarios.js    --> end-to-end specs
  lib/
    angular/                --> angular testing libraries
      angular-mocks.js      --> mocks that replace certain angular services in tests
      angular-scenario.js   --> angular's scenario (end-to-end) test runner library
      version.txt           --> version file
  unit/                     --> unit level specs/tests
    controllersSpec.js      --> specs for controllers
    directivesSpec.js       --> specs for directives
    filtersSpec.js          --> specs for filters
    servicesSpec.js         --> specs for services