fix
some experiments in rsg, and node hierarchy cleanup
update states (back to the roots)
Safari fix
allow loading external shaders in glsl file
now with error msg
removed ugly typos in copyright header
added (yet empty) src file
cleanup of binary container stuff
cleanup fix
added another new src file (not yet functional)
finished idBuf24 pickMode
cleanup
small fix
more cleanups
Update Viewarea.js

_transMat and _rotMat examine matrices replaced by single transformation matrix _relMat that is relative to current viewpoint.

_movement vector was not needed any more, so it was removed.

New methods for navigating avatar added, namely: orbitV(), orbitH(), zoom(), pan(), rotateV() and rotateH().
Update Runtime.js

Viewarea _transMat and _rotMat matrices replaced by _relMat, unused _movement vector removed.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/Viewarea.js
Update Runtime.js

Viewarea "_transMat" and "_rotMat" matrices replaced by "_relMat" matrix, unused "_movement" vector removed.
Update Viewarea.js

"_transMat" and "_rotMat" matrices replaced by single transformation "_relMat" matrix that is relative to current viewpoint. Unused "_movement" vector removed.

New methods for navigation added, namely: orbitV(), orbitH(), zoom(), pan(), rotateV() and rotateH().