Check all views before exiting.
Cleanup comments.
Close documents rather than views.
Remove document when closing the last view.  Should resolve Bug #1292.
Fix logic errors.
Fix gcc compile error.
Made popup messagebox non-modal.
Refactor for better legibility.
Place the settings window on the center of window with keyboard focus.  Should resolve Bug #1838.
Added document name to showModifiedDocumentMessageBox.
Move recordfilterbox label 2 pixels to right.  Resolves Bug #1839.
Update status bar when record filter is changed.  Should resolve Bug #1290.
Allow '-' and '_' in new addon name.  Resolves Bug #1789.
Merge remote-tracking branch 'cc9cii/Bug-No-1301'