Making sure we have a _progress before checking to see if it's canceled
Added Program sharing repo within VP - performance boost.
Changed log level
Merge branch 'master' of github.com:gwaldron/osgearth
ShaderFactory: add support for configuring the fragment stage order
AnnotationLabelSource: fix shader issue
Remove some deprecated lighting shader remnants
Tweak traversal logic in TileVisitor so that it doesn't waste time hitting unnecessary tiles
Merge branch 'master' of https://github.com/gwaldron/osgearth
Shadowing: add API methods for blurring and color
Merge branch 'master' of github.com:gwaldron/osgearth
Fix GCC compile error ?
atlas builder: first iteration, atlas image creation and output works (but no catalog)
atlas builder: dumps out new catalog with bias/scale properties
GCC compile fix