Updated version to 4.2.

Updated version to 4.1

Set explicit solution file name.

Update to version 3.2

Restored "Copy to output directory" flag for RefactoringEssentials.nu…

…spec.

Updated version to 3.0.

Updated version to 2.1.

Updated version to 2.0.

Updated RefactoringEssentials.tt to reflect changes done by pull requ…

…est icsharpcode#53.

Switched to final Roslyn packages, made ready for RTM. This also fixes …

…icsharpcode#18.