* added unfinished rhino debugger
* more generic debug engine
* script object may contain a printable name
* added debug launch options 
+ stepping working for most cases
* fixed some special step cases
* added basic variables support
* fixed suspend on script load
* variables support working
* added variables details
* added variable filters
Merge branch 'js_debugger'

Conflicts:
	Plugins/core/org.eclipse.escriptmonkey.scripting.ui/META-INF/MANIFEST.MF
	Plugins/core/org.eclipse.escriptmonkey.scripting/src/org/eclipse/escriptmonkey/scripting/AbstractScriptEngine.java
	Plugins/core/org.eclipse.escriptmonkey.scripting/src/org/eclipse/escriptmonkey/scripting/modules/BootStrapper.java
	Plugins/core/org.eclipse.escriptmonkey.scripting/src/org/eclipse/escriptmonkey/scripting/modules/EnvironmentModule.java
	Plugins/engines/org.eclipse.escriptmonkey.scripting.engine.javascript.rhino.ui/META-INF/MANIFEST.MF