Ability to launch Weasis inside applet

Conflicts:
	weasis-distributions/pom.xml
Ability to launch Weasis inside applet - floating window replaced with center based panel.
Ability to launch Weasis inside applet - some fixes in applet sample
remove weasis-distributions specific change with jnlp servlet
little adjustement
little change in AppletLauncher class
Fix splash screen layout issue, allow window externalization with
JApplet, set parent to JDialog
Rename WeasisLoader. Fix JFrame not visible
Merge branch 'applet'