WIP: throw error when entering a wrong search query
fix(inline edit): apply changes of inline edit fields

also apply changes on enter and abort on ESC
Merge branch 'master' into CAM-2756
WIP: style the tags for search

so that more than one can be displayed in a somewhat okay fashion

related to CAM-2756
WIP: add provisory selection for search type
WIP: using bootstrap dropdown feature to render variable selection
WIP: open dropdown when no search query type is selected