Merge branch 'release'
Revert "Revert "[MT] Fix some trees drawn even after the feature was destroyed""

This reverts commit c6cb9b0d3a47347b8f48b5cc8b0e18130187a8f4.
clamp GroundDetail 0..200
might prevent some out of memory with insane high values
fix an ati crash in SMF shader
try to fix #3551
changelog
workaround #3551: disable far grass rendering on ATi's when shadows are enabled
Merge branch 'release' of github.com:spring/spring into release
QTPFS: fix map edge tesselation
Make sure MT with 1 thread behaves identical to ST
Revert "[MT] Fix some trees drawn even after the feature was destroyed"

This reverts commit 4cb30edf19d4c89bdaef5cdb038132453f4ab9b1.
Merge branch 'release' into develop
Revert "Revert "[MT] Fix some trees drawn even after the feature was destroyed""

This reverts commit 3fc6ebb0496b2e82f8e6ac027de2e496f7ee69b8.
Merge branch 'release'
buildbot: make UnitTests & ValidationTest's non-crashes non-fatale
minor in SmoothHeightMeshDrawer
I hate GML
buildbot: still mark UnitTest failures as red, but don't adopt it for the whole build
buildbot: fix "latest boost" job
ROAM: render a map border (WIP & FFP atm)