Removing the old-style NuGet processing for the new extension handling of packages.
Massive ReSharper-based reformatting and organization.

- Brought up to the current standards.
Minor cleanup to remove the character from the line buffer retrieval.

- Changed the Gtk-based unit tests to force them to be 32-bit, wihch will cause the ReSharper unit tests to run in 32-bit process.
Updated the nuspec files for NuGet.

- Updated the .gitignore file to cover the temporary files involved.
- Changed the models version to 0.0.0 to reflect the others.
Work on getting the C5 library updated tot he newest version.