Now pulling from origin/master instead of git tag v0.2.1.
Merge branch 'master' into spire
Merge branch 'master' into spire
Must manually swap frame buffers now. doFrame no longer does this.

This is to support reading offscreen buffers in the batch renderer.
Merge branch 'master' into spire
Added new Spire interface into SCIRun.
StuPipe is now fully implemented in SCIRun.
Merge branch 'master' into spire
Added default shader and corrected SpirePass initializer list.
Spire now shares CMAKE_BUILD_TYPE with SCIRun.

Necessary in order to debug spire in SCIRun.
Adding uniforms to the geometry type.
Added spire to visualization lib.

Also added per-pass uniforms.
Building spire as a shared library instead of a static library.

Resolves spire static linkage problems between multiple different
dynamic libraries.
Nailed down last problems in StuPipe renderer.
Merge branch 'master' into spire
Make lattice volumes opaque. Closes #248.
Edges are now a different color than the faces.
Edges are now rendered before faces.
Renamed tranpsarency checkboxes.
Hooked up transparency check boxes.