ControlPointGraphicsItem.h: 2011-05-10 Steven Lambright - Added arrow...

ControlPointGraphicsItem.h: 2011-05-10 Steven Lambright - Added arrow capabilities, fixed problem with boundingRect() that seemed to cause a crash. 
MosaicSceneWidget.h: 2011-05-10 Steven Lambright - Reduced unnecessary code, fixed toolTips to work on everything (not just cubes). 
MosaicSceneItem.h: 2011-05-10 Steven Lambright Reduced the amount of useless code 
MosaicControlNetTool.h: 2010-05-10 Steven Lambright - Reduced useless code, open cnet button is now always available. 
FindSpotGraphicsItem.h: 2011-05-10 Steven Lambright - Fixed problem with boundingRect() 
ControlNetGraphicsItem.h: 2011-05-10 Steven Lambright - Added arrow capabilities for CPs 

git-svn-id: http://subversion.wr.usgs.gov/repos/prog/isis3/trunk@2417 41f8697f-d340-4b68-9986-7bafba869bb8