Added missing API to set uniform

Change-Id: Iea2721985b422a269e6704b2cf21683340bd8412
Updating to use vtk shader API

Change-Id: I028f23ec4869410a5a1d5a4f5438c9e12e8ed495
Removed calls to old API

Change-Id: I183af456ea0e7c82306245df1f290c49982920e7
Fixed volume not showing up

Change-Id: I60bee1a1c0558ee850fa8d50848458a6cad891fd
Removed unused files

Change-Id: I9271faebc0cc3b34ad45394c728e8e44b0b51865
Fixed licensing

Change-Id: I1586ce62aa7b2c7376e618bb7ebc0b6f9b5e22ac
Removed unused file from cmake

Change-Id: Ia7476f919e84874c29a36501e8669c2ce47bed31
Merge topic 'use_vtk_shader_api' into master

2f9ab045 Removed unused file from cmake
412d9093 Fixed licensing
a50a814c Removed unused files
a8b5e026 Fixed volume not showing up
8c0ce91a Removed calls to old API
83935cf2 Updating to use vtk shader API
edf97a3a Added missing API to set uniform