Fixed classpath issues for JDK 1.7
Added pdtproperties with Entry-Point information
Fixed JDK 1.7 classpath / compiler issues
Merge remote-tracking branch 'origin/master'

Conflicts:
	pdt.connector.tests/.settings/org.eclipse.jdt.core.prefs
	prolog.connector.tests/.settings/org.eclipse.jdt.core.prefs