Makefile.openhrp3: update to use 3.1.6 and remove patches for resolved problems
patch/Boost.patch update boost patch for OpenHRP3 r2623-r2626
Merge pull request #41 from YoheiKakiuchi/fix_link_rotation

Fix link rotation
Merge remote-tracking branch 'origin/master' into add_sample3dof

Conflicts:
	Makefile.openhrp3