Fixed indent engine position bug.
Added new newline helper functions.
Added new display flag
Fixed some action & issue locations.
Corrected 'IterateViaForeachAction' locations.
Corrected 'MoveToOuterScopeAction' location.
Fixed 'AutoLinqSumAction' location.
Fixed completion bug.
ResolveAtLocation now handles operators
Fixed issue in LocalReferenceFinder.
Implemented RedundantNotNullAttributeInNonNullableTypeIssue, which detects when [NotNull] is used in contexts it is not needed (is used in a non-nullable type).
Merge pull request #357 from luiscubal/redundant-notnull

Implemented RedundantNotNullAttributeInNonNullableTypeIssue
Enhanced 'GenerateSwitchLabelsAction'.
Fixed indentation bug.
Fixed bug in 'PossibleMistakenCallToGetTypeIssue'
Fixed bug in 'RedundantCastIssue'.
Fixed redundant cast issue bug.
Fixed bug in completion engine.
Fixed some tests on windows.
Fixed text paste indend engine tests on windows.