Add normal computation for polygons
Morphing experiments
Fix: docs in ExampleResources.cpp need to say "--out-earth" for earthfile export
Merge pull request #295 from flyncode/master

Added getUID() to FeatureModelGraph class
FeatureNode: add setStyle() implementation
Merge branch 'master' of github.com:gwaldron/osgearth
Fixed the --out-earth option to osgearth_viewer
From cedric_lm, making sure not to add the same tiles multiple times in ElevationLayer::assembleHeightFieldFromTileSource
Merge branch 'master' of github.com:gwaldron/osgearth
Sorting the heightfields in assembleHeightFieldFromTileSource by resolution so that the highest resolution one is always sampled first.
Docs update.
Merge branch 'master' of github.com:gwaldron/osgearth
Added initial cut of the osgearth_package_qt tool.
Added support to the osgearth_package_qt tool for loading a blank globe and removed the default earth file.
docs: added come FAQ entries
agglite driver: added support for stroke-width units.
PolygonizeLines: added shader-based scaling control.
agglite: Fix wgs84 case, enforce minimum pixel width
stroke-min-pixels support, added to symbology ref docs as well
agglite: fix support for pixel widths