Merge pull request #607 from acornacorn/groovy-devel

turn off (broken) horiz scrollbar on property tree window
fixed return value and behavior of get3DPoint when no valid 3d point is found.
Merge branch 'click-point-patch' of github.com:jon-weisz/rviz into groovy-devel
Merge pull request #608 from jon-weisz/click-point-patch

fixed return value and behavior of get3DPoint when no valid 3d point is found.
1.9.26
Merge branch 'groovy-devel' of github.com:ros-visualization/rviz into groovy-devel
re-added accidentaly removed depend on eigen
1.9.27
image display: added normalization option for 16 bit mono images
prevent window from growing when config is saved.

Use the content geometry (width() and height()) instead of the frame geometry
(frameGeometry().width()/height()) to save the width of the top level window
since this is what is set by the resize function.  Use the frame position (x()
and y()) for saving position which is what move() sets.