relations panel integrated
editable relation introduced
REDME updated
Editable Relations size aligned.
make relation editable
making relatinons displayable
first approach for making relations editable.
show sketch in RO overview tab
Crating a outer relations possiblity introdcuced.
improve update sketch, filesize, folder entries automatically
avoid twice getsketch when loading RO
Relations displayable
Everything apart add relation button is working.
Relations tab looks like is working.
pom dependencies updated
Merge branch 'relations-tab' into develop

Conflicts:
	pom.xml
dealing with empty object name.
Dealing with reset event in relations panel.
relations tab looks to be finally bug-free.
pare URI problem solved.