Graph modes buttons are now toggable, embedded in toolbar and have (placeholder) icons instead of text.
Added tooltips to graph mode buttons.
When going back to editing objects new objects should no longer be forgotten
Another fix #33

getter and setter
Unanchored relations now have their RelationOccurrence with null Anchor when document is sent to server to be saved
Added forgotten files for remembering new objects even when going back
Continue immediately after back no longer discards user changes. Also a few preparations for handling document collisions
Added option to clear filter fields after selection
Unanchored relations now have their RelationOccurrence and its Anchor with null alias and -1 position when document is sent to server to be saved
InnerWindows and OuterStages now have minimal size
Fix #15
OuterStages now have proper icon too
Minor layout changes in object list for graph
New objects now loses aliases even if they are replaced as candidates by db objects
Relation list view now shows relation alias too
When assigning objects to relations, objects have their type displayed
When selecting object the current selection is displayed (not as a label but as selected record in list)
Added comments.
Changed type of commons Entity.type from long to ObjectType
Merge remote-tracking branch 'remotes/origin/server-impl' into client
Fixed object type name for new objects in Relation Step