[OnLook] Make PanIn in camera-only mode move in the X, Y plane of AtAxis (ignore pitch)
[Encitra] Opts and touchups for last commit
Remove silly redundant code in LLFloater::draw

Thanks to Diva for pointing this out.
Avoid double-calling URLs when the address bar changes in any webkit floater/prim.
Merge pull request #4 from diva/OnLook

Some commits fron Onlook