First code in repository.

*** ymine
Add Config class to handle core configuration issues.
Add Application class representing ymine application
Add Sdl class to provide C++ wrapper for libSDL functions.
Add libmock.a library.

Update main() function.

Fix N/A.

*** ymine_test
Add (TBR) one test to have a prove that gtest works.
Add Config mock class.
Add libgmock.a library with static gmock/gtest compilation

Update main() function.

Fix N/A
Changes in configuration.

Now there is one project with app and tests.
New test.

Add ConfigTest file with unit tests for Config.

Update N/A.

Fix N/A.