merge changes for 3.6.7-release

.hgignore

.hgtags

BuildParams

doc/contributions.txt

indra/cmake/00-Common.cmake

indra/cmake/Copy3rdPartyLibs.cmake

indra/cmake/FreeType.cmake

indra/llcharacter/lleditingmotion.cpp

indra/llcharacter/llheadrotmotion.cpp

indra/llcharacter/llkeyframemotion.cpp

indra/llcharacter/llkeyframewalkmotion.cpp

indra/llcharacter/llmotion.cpp

indra/llcharacter/lltargetingmotion.cpp

indra/llcommon/CMakeLists.txt

indra/llcommon/llalignedarray.h

indra/llcommon/llapr.h

indra/llcommon/llcommon.cpp

indra/llcommon/llcriticaldamp.cpp

indra/llcommon/lleventapi.h

indra/llcommon/lleventtimer.h