Basic changes.
Covered:
1. Rename of platforms/agreggators/screens through context menu.
2. Rename of platforms/agreggators/screens through property panel.
3. Create of platforms/agreggators/screens through toolbar.
4. Drag and drop of platforms/agreggators/screens in tree.
5. Added case insensetive rename.
Changes after review.
Update project.
Win32 changes.
Merge remote-tracking branch 'origin/development' into DF-3430_Rename_agreggators_platforms_screens
Merge remote-tracking branch 'origin/DF-3430_Rename_agreggators_platforms_screens' into development