Allowing to provide an path for the GIT executable when getting info about the GIT workspace

#13
Adding errors and warnings

#13
Fixing incorrect parameter usage in GitInfo

#13
Adding missing properties to the sample settings.

#13
Updating the nBuildKit settings to match the sample settings

#13
Merge pull request #13 from pvandervelde/issue/errorsandwarnings

Msbuild: Add errors and warnings for invalid build states