Component loading has been separated from entity loading. This was needed to simplify engine initialization, which was starting to get messy
This is what application initialization looks like. gameLoader.setVariablesManager(variablesManager) has been deleted, which was pretty dirty & annoying.
Replacing EntitiesLoader by ComponentLoader where needed
Dead comment removed
MockEntitiesLoader updated
Tests updated
Merge pull request #425 from RotaruDan/TweenUI-improvements

Tween UI improvements
Transparent clear color in abstract widget test
Divided modifier into Grouper and Handles
Extracting draggin logic from group editor widget
Updated tests
Merge pull request #427 from anserran/dragimprov

Improvements in Drag and Drop
Merge pull request #442 from jtorrente/componentloader

Component loader
XMl Formatter maven plugin

Implementation of maven XML formatter plugin basd on
http://code.google.com/p/xml-formatter/.
Configure UTF-8 ad default project encoding
Convert Release maven plugin to annotation-based maven plugin
Formatting XML files

Formatting project XML files (not only POMs). Fixes #291 and it is a
rework of PR #402.
Merge pull request #448 from imartinezortiz/pom-formatting

XML Formatting maven plugin
Moving XMLFormatter mojo to its own maven artifact
Removed some warnings from pom files
* list more extensions to ignore when checking licences
* fix a few duplicate dependencies in editor-core and desktop