Updated documentation, added LaTeX documentation.
Added Point class.
Services, Input and engine test project.

Added static Services class to obtain different engine services from.
Added InputManager service.
Added an engine test project to test engine-specific stuff not practical
to do with unit tests.
Merge pull request #12 from Sharparam/patch-6

Added services, input, engine test project...
Documentation and version update.
Enabled NuGet package restore.
Merge pull request #13 from Sharparam/patch-7

Enabled NuGet package restore.
Begin work on audio manager.
Added NVorbis library.
Merge branch 'master' of github.com:Sharparam/TriEngine2D
More work on audio, implemented NVorbis.
Added Math helper class.
Finished implementation of sound systems.
Changed sound implementation, threading isn't really needed.
ReSharper cleanup.
Merge pull request #14 from Sharparam/patch

Implemented sound system
Documentation update.
Version update.
Added Math helper tests.
Assembly version update.