Build 20141225 revises collections and optimizes those performance.
Secondly, it fixes multiple minor issues like properties dialog not being displayed for not selected container elements.
Lastly, it also optimizes some of the calculations and sequences.
- Fixed content sorter using mixing numeric types.
- Fixed not initialized variable being enlisted for repainting on container element creation.
- Fixed showing properties for not selected container elements.
- Optimized container fading calculations.
- Revised collections.
- Revised containers elements mapping.
- Revised sorting by content.
- Revised thumbnails concurrent operations.
- Other changes, fixes and updates.
