Fix issue with some PrintSCP servers
Hack to use the static registry of ImageIO

Conflicts:
	weasis-core/weasis-core-api/src/main/java/org/weasis/core/api/service/ImageioUtil.java
	weasis-imageio/weasis-imageio-codec/src/main/java/org/weasis/imageio/codec/internal/Activator.java
Only have methods to register and unregister image codecs
Show selected view in DICOM Explorer

Conflicts:
	weasis-dicom/weasis-dicom-viewer2d/src/main/java/org/weasis/dicom/viewer2d/View2dContainer.java
Fix WEA-191

Conflicts:
	weasis-core/weasis-core-ui/src/main/java/org/weasis/core/ui/graphic/AnnotationGraphic.java
Fix cleaning cache issue

Conflicts:
	weasis-core/weasis-core-api/src/main/java/org/weasis/core/api/gui/util/AbstractProperties.java
Upgrade felix 4.2. Deactivate imageio locale cache.

Conflicts:
	weasis-imageio/weasis-imageio-codec/src/main/java/org/weasis/imageio/codec/internal/Activator.java
Fix portable distribution ISSUE with java.ext.dirs="" 

It's not needed anymore not to load JRE ext folders to avoid conflict
with JAI libraries .. A side effect is when accessibility binaries are
in this ext folder the JRE behavior is abnormal.
Remove java.ext.dirs on Mac script
Option to hide new release message
Fix WEA-199
Use default color for thumbnail selection, remove right click selection
Fix WEA-200
Make the right click selection behavior similar to a file explorer.
Improve the selection of thumbnails (WEA-201)

Conflicts:
	weasis-dicom/weasis-dicom-explorer/src/main/java/org/weasis/dicom/explorer/DicomExplorer.java