MERGE: Merging changes from branches revision 14842 and 14843.  This changes the picker API slightly and adds a feature to move the camera's focal point to the current location of the pointer.
MERGE: Merging changes from branches revision 14842 and 14843.  This changes
the picker API slightly and adds a feature to move the camera's focal point
to the current location of the pointer.


enthought/traitsgui,geggo/pyface,pankajp/pyface,brett-patterson/pyface,geggo/pyface