Changes for EditMOM3 including Templates

Created by: StephanMa

All changes for EditMOM3 including Templates Concerning #43 Einbindung von EditMOM 3 als Standardeditor von MOM-CA #78 (closed) user group oriented variants of the editor #226 (closed) EditMOM3 expects as URI-reference a special UUID although atom:id is unique #227 (closed) Prepare EditMOM3 for MOMAthon #228 (closed) create task specific EditMOM3 clones #275 (closed) EditMOM3 needs a mechanisms to check if existing charter is covered by template #295 (closed) EditMOM3 can only handle cei:dateRange not cei:date #296 (closed) EditMOM3 template has to fit to existing data