Grouped methods to create spheres and axes in renderSkeleton. Code is cleaner now.
Added code to save a file per frame when a manual_mark_up variable is set up
Added commented lines for other bvh files
Changes to use other bvh files
Merge branch 'trunk' into working_branch

Conflicts:
	src/BVHFormat.cpp
	src/MocapData.cpp
	src/SkeletonController.cpp
Change euler angles to a transform node on skeleton
Fixed order when converting quaternion to euler.
Code to converto load and save files is functional.
Rendering fails.
Fixed rendering issues
Reset scaling factor
Added comments on quaternion-euler conversion
Added comments on axis creation in skeleton
Bone resizing is now done along global axes