Adding the script used to store information about the VCS

#11
Updating the deployment script to use the new tag.vcs.msbuild script which replaces tag.vcs.git and tag.vcs.tfs

#11
Updating the nBuildKit settings.props file to match up with the current state.
Updating the appveyor config file to include the VCS info file and the release notes files.

#11
Merge pull request #11 from pvandervelde/issue/vcsinfo

MsBuild: Provide scripts to store build information for later use