initial version of default tree model editor

...presentation/ContainerrepositoryActionBarContributor.java

...nerrepository/presentation/ContainerrepositoryEditor.java

...pository/presentation/ContainerrepositoryModelWizard.java

...esentation/ResourceconfigurationActionBarContributor.java

...nfiguration/presentation/ResourceconfigurationEditor.java

...ration/presentation/ResourceconfigurationModelWizard.java

...e/presentation/ResourcelandscapeActionBarContributor.java

...sourcelandscape/presentation/ResourcelandscapeEditor.java

...landscape/presentation/ResourcelandscapeEditorPlugin.java

...elandscape/presentation/ResourcelandscapeModelWizard.java

...cetype/presentation/ResourcetypeActionBarContributor.java

...rtes/mm/resourcetype/presentation/ResourcetypeEditor.java

...mm/resourcetype/presentation/ResourcetypeModelWizard.java