elasticsearch changes #219 - made source and destination of relationships component, removed outgoing and incoming relationships from elements, because it actually doesn't add any value
elasticsearch changes #219 - first working elasticsearch implementation
elasticsearch changes #219 - frontend for the relationship search
elasticsearch changes #219 - extracted ListWithTotal interface, fixed SearchISpec
elasticsearch changes #219 - updated mappings spec
elasticsearch changes #219 - new list and total (and type
 interfaces
elasticsearch changes #219 - more list refactoring
elasticsearch changes #219 - query list with total and type
basic search changes #219 - search for tabs
turn hyperlinks to link in properties pane and element's description, fixes #248