implemented global handling of window positions via new WindowPropSaver class
Settings: readWindowPos() and readWindowSize() changed
State: added entries for all opened forms
UMDBrowser: made dialog application modal
VfpuFrame: added minimum size
code cleanup and formatting

git-svn-id: http://jpcsp.googlecode.com/svn/trunk@3316 4ab978e6-3352-0410-996c-0b42db0051c8