Merge branch 'develop' into docs
Removed unnessasary relative path.
Disabled documentation warnings in automated build.
Merge branch 'develop' into docs
Disable bogus warning about XNA conflict.
Try to disable doc warnings on Mono builds.
Looks like mdtool doesn't support command line project properties.
Fix for multiple warnings.
Merge pull request #2432 from SickheadGames/docs

Documentation Fixes
OpenTK.dll.config should be copied on build
Merge pull request #2434 from hach-que/opentk-native-fix

Copy OpenTK.dll.config on build
Added latest Protobuild which supports disabling build warnings.
Disabling XML comment warnings and type conflicts across assemblies (WinPhone).
Removed nowarn commands in build script (handled within projects now).
Fixed deletion of generated documentation.
Merge pull request #2437 from SickheadGames/docs

Build Log Cleanup