Added vs2013 project generation
Visual Studio 2013 integration changed table.insert to premake.override, added vs2013 tests.
adding flag 'NoBufferSecurityCheck' to disable the feature in Visual Studio and GCC projects (/GS-  and -fno-stack-protector respectively)

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branch : nobuffersecuritycheck
In vs2010 Xbox360 builds should create a .exe file as the target for <OutputFile> and leave .xex generation to the Image Conversion task

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branch : xbox360-extension
Readding unit tests for xex->exe target extension changes

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branch : xbox360-extension
Cleaned up previous VS 2013 support:
- Removed tests that were identical to VS 2012, and didn't cover new code
- Fixed Visual Studio version in comment header
- Added to change log
Merged in mendsley/premake-dev/nobuffersecuritycheck (pull request #58)

adding flag 'NoBufferSecurityCheck' to disable the feature in Visual Studio and GCC projects (/GS-  and -fno-stack-protector respectively)
Merged in mendsley/premake-dev/xbox360-extension (pull request #59)

In vs2010 Xbox360 builds should create a .exe file as the target for <OutputFile> and leave .xex generation to the Image Conversion task
Leave PCH header path alone if no match is found in includedirs

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extra : rebase_source : 1b66bbd7a6b328dbe9229ef2a0eda82ce149337d