UI - API Server
- Change all search API so they can be used on admin only buckets
UI - Frontend
- Allow TOC to hide values when user not admin
- Show admin indices in search help
- Make Histogram component simpler and more generic
- Added onclick support to histograms and line graph
- Added 'add' and 'remove' method for multivalued search queries
- Add graph to the error viewer to help admins go through them