1. fixed issue with double population when creating a new service locator
2. removed interceptor code from TestProxy implementation
1. removed test-testng and moved it's code to  test-core
2. updated tests to use @HK2Test instead of @HK2
3. excluded test-mockito module until issue "https://github.com/mockito/mockito/issues/130" is resolved
1. cleaned up code
2. updated tests to use @HK2Test instead of @HK2
3. added apache http transport provider