Fixes SlideColorPicker color range allowing the user to pick white.
Fixes ColorPickerPanel release resources process.
Adds transparent left/right parring to SlideColorPicker.
Merge pull request #864 from RotaruDan/drawFix

Draw fixes
Added new images.
Added button to add images.
Merge pull request #867 from gorco/addImages

Added button to add images.
Added changes in skin, i18n, Preferences and SkinConstants
Added slider pages widget
Added showInfoPanel action
Added the calls to showInfoPanel action
Merge pull request #866 from gorco/infoViews

Info/help views
Error when GoScene has scenes set to null
Bugfix
Gallery refactor

- Number of columns
- Cells checking
IconButton refactor

- Checked color
- Some renaming
getComponentById
label method
Some renamings in baseview
Fixes in tests