fixed stale window bug in spline parameter UI
Minor bug fixes to SceneShapeUI for tag menu and expandToSelected
Setting gl:curvesPrimitive:useGLLines attribute earlier so curve primitives are also affected
Changed IECoreNuke::SceneCacheReader to only display geometry.
This fixes a bug where curves in the scene cache were crashing Nuke.
Merge pull request #207 from valeriebernard/sceneShapeCurveGLPreview

Fixed scene shape curve primitive GL preview
Merge pull request #203 from valeriebernard/minorSceneShapeUIBugFixes

Minor bug fixes to SceneShapeUI for tag menu and expandToSelected
Merge pull request #202 from davidsminor/splineParameterUIFix

fixed stale window bug in spline parameter UI
Added a todo.
SceneShape readSceneShapeAttribute fix in case attribute name is not found
Merge pull request #209 from valeriebernard/SceneShapeReadAttributeFixIfNoAttribute

SceneShape readSceneShapeAttribute fix in case attribute name is not found
Merge pull request #208 from goddardl/SceneCacheCurves

Changed IECoreNuke::SceneCacheReader to only display geometry.
Fixed IECoreGL "primitive:selectable" attribute.

It was only taking effect in GL_SELECT mode and not in the other two selection modes.

Fixes #46.
Fixed GL ID selection in wireframe, outline and points styles.

Leaving bounds mode broken for now because it requires the storage of another shader setup, which would mean breaking binary compatibility.
SceneCache ROP marks locations which appear and disappear over time.
Merge pull request #210 from andrewkaufman/dynamicHierarchy

SceneCache ROP marks locations which appear and disappear over time.
Adding standard ROP script parms
Merge pull request #212 from andrewkaufman/ropPythonScripts

Adding standard ROP script parms
Merge pull request #211 from johnhaddon/selectionFixes

IECoreGL Selection Fixes
Updating Changes for 8.0.0-b9
Renaming visible to scene:visible