added force_depth_write option to RobotLink
Merge branch 'groovy-devel' into robot_api_additions
merge pt. 2
RobotLink: forceDepthWrite/setRenderQueueGroup -> setOnlyRenderDepth
RobotLink: added documentation
robotlink: setting correct render queue groups in setOnlyRenderDepth
robotlink: added getOnlyRenderDepth()
revived marker_test
marker_test: added per-point alpha point/cube/sphere list
markers: added support for per-point alpha in point/cube/sphere list. Fixes #580.
PointsMarker: ignore global alpha if per-point alpha set.
[bugfix] tf display: hide tf nodes with failes transforms
Merge pull request #585 from jkammerl/groovy-devel

Removing explicit build type definition from CMakeLists.txt
Merge pull request #577 from ros-visualization/robot_api_additions

Robot api additions
Merge pull request #582 from ros-visualization/fix_580

Fix for #580
DisplayVisibilityProperty: check for 'enabled' flag. Fixes #586
separated shaders into glsl120 and glsl150, added explicit gl version detection
bugfixes to glsl 150 shaders/scripts
Fixes a moc generation error with boost >= 1.48

See:

https://bugreports.qt-project.org/browse/QTBUG-22829
[bugfix] PointCloudCommon: check if selection handler exists in cleanup