API improvement for RGBZ View usage

Code refactoring and code optimazation

Change-Id: I29f5eb1faa9ac8ecaaf825edf00aeef1212e720b
Catalyst - Interactive image composite

Change-Id: Iff4ec89d7599dd74f7ba4341cb34ac94f11ad5e4
RGBZ View plugin fix + perf improvement

Change-Id: I264e838e977c88540e5bf9d53ccb71635127c4ce
Move VTK forward

Change-Id: I7271b464d8485c6167e64bd401309780cf4f1368
Merge topic 'catalyst-web-interactive-composite' into next

075c7e72 Move VTK forward
a4bb446b RGBZ View plugin fix + perf improvement
6ca453b3 Catalyst - Interactive image composite
12e1761b API improvement for RGBZ View usage