Add include option alongside exclude option.

Needed to redo how excluded files and head-only files interacted.
To test ExclusionFilter need to mock Config, so add IConfig.
Sort out assembly metadata.
Fix assembly title and product.
Enable nuget package restore.
Add NuGet.exe for package restore.
Add -f -Q options to cvs when running rlog

-q was in my .cvsrc file, but rlog writes to stderr if it is not present causing the command to fail.
Add README and accompanying example configuation files.
Add license.
Merge branch 'dev' for v1.0.0 release