Add hints for vtkCocoaRenderWindow methods

The OS X dashboards are getting void_p conversions instead of proper
tuple conversions.

Change-Id: I6b5bd7fb999d0016138471a95ffe7d49621de3da
Merge topic 'add-cocoa-render-window-hints' into master

db11cea5 Add hints for vtkCocoaRenderWindow methods
Refactored and fixed some import problems that were breaking dashboard.

Change-Id: I6c5c9891e4c343c77131ed4a1f570ae09d05320c
Merge topic 'paraview-web-client-tests' into master

e0e10939 Refactored and fixed some import problems that were breaking dashboard.