Fixed 'Bug 12261 - CMD-up arrow should jump to top of file like
Xcode'.
Fixed 'Bug 12268 - Redundant assignment should grey out assignment, not expression'.
Fixed 'Bug 12270 - Code formatter breaks new() constraints'.
Bump nrefactory.
Fixed 'Bug 12273 - Incorrect redundant catch warning'.
Fixed 'Bug 11966 - Code Completion Errors with /// Comments'.
[Refactoring] Fixed smart tag bounds.