@atomix:  Project structure and Fundamental changes. [will be commited for serveral phases]

AtomCore
- Remove sg.atom.utils in AtomCore and make AtomUtils project instead.
- Include XXL project.

AtomEditor
- Re-orginize icons and images folders
- Additional for Swing
   - Correct OBModels
- Improve Editor API
- Improve CoreX API
@atomix: Separate AtomUtils and AtomCore. BIG CHANGES!

Correct other projects dependencies
@atomix: Changes in projects structures. BREAK!!

Atom2D

AtomCore
  + Add CoreX from AtomEditor
  + Fix FX API
  + Improve some UI API
  + Move geometry to CoreX instead of World

AtomEditor
  + Improve some Managex API
  + Reoganize images folder

AtomEditor2D
  + Reoganize images folder
@atomix: Project structure changes. WORK!!

AtomUtils:
 + Move MapDB, MVCCTree, Space to AtomDB
AtomDB:
  + Add new facilites
Atom2D:
  + Fix project xml files
AtomEditor:
  + Fix project xml files.