Merge pull request #1 from mbantegui/master

Finally fixed the signing issue.
Fixed signing issues.
Removed bad add-in project and added a library project.
Fixed the location of the contextual dates tests project.
Setup new contextual dates document project
Update to thisdocument that displays comments for each date as a test example.
Fixed datecontextparsing service

I don't think anchor parsing service is needed yet, I overengineered.
Merge pull request #4 from christopherbauer/master

Fixing up the date context parsing service for use