Version changed to 0.5.3
Transfer changes to net40
Beta 0.5.3 (DateTimeOffsets in JSval)

Summary merge: 'beta-fixes'

* Transfer changes to net40
* Version changed to 0.5.3
* Replace DateTime with DateTimeOffset in Jsval
* Cleanup
* Add a case for parsing JSON dates
* Generalized a few .gitignore rules
* Renamed Common.Tests.Password to PasswordTests
* More work on password generation
* Added Common.Functions.TitleCase
* Renamed Common.Tests.Functions to FunctionTests