Renamed basic to search. JSOLR-113 Load from override then fall back to
generic browse.
JSOLR-113 JSOLR-117 search in current language + any language. Fixed
dropdown click opening all search tools at once.
JSOLR-115 Index based on language.
JSOLR-115 Index language based on DSpace iso code.
JSOLR-122 Crawler renamed.
JSOLR-122 Licensing updated.
JSOLR-122 JSpace search plugin renamed.