add fallback to queryConcepts to ensure concepts are returned even if they don't have labels in the UI language. Fixes #26
related to issue #18 its now possible to use parameters type, group and parent in search queries
first draft for the search limitation fields
the search limitations should now actually work after pressing the button
hiding all other sidebar content when the limitations are visible
fixed the sidebar buttons on the vocab home page
improvements for the search limitation functionality
translated the button into finnish
made the clear limitations button functional
moved the button for removing search limitations
simplifying the selectors
finishing touches for the clear search limits button
added a spinner while adding limitations to a search and made the div a form
manual mergefix