Additional toolbar for 2D tools

Conflicts:
	weasis-dicom/weasis-dicom-viewer2d/src/main/java/org/weasis/dicom/viewer2d/View2dContainer.java
Do not always repaint when changing properties

Conflicts:
	weasis-dicom/weasis-dicom-viewer2d/src/main/java/org/weasis/dicom/viewer2d/EventManager.java
Merge other changes (more 2D buttons in toolbar)
Add Bulgarian in launcher. Reset zoom and maximize layout mode.