Fixed a problem with the Warnings/History/Progress widgets being misplaced in...

Fixed a problem with the Warnings/History/Progress widgets being misplaced in the GUI upon project load.  Fixes #5075

git-svn-id: http://subversion.wr.usgs.gov/repos/prog/isis3/branches/ipce@8302 41f8697f-d340-4b68-9986-7bafba869bb8