[metastore] tests should be aware of database fallback to 'default'
HUE-1995 [hbase] Column familly filtering is broken

HBase API seems to have changed. Strip colons for now.
HUE-1985 [beeswax] Better save query to a file UX
HUE-2006 [hbase] UX bug fixes for HBase 0.98

- Need to wait for clusters to be loaded before checking if cluster
  is available.
- Missing icons are now fa-compress and fa-expand.
- Empty query is because routiejs doesn't undertand empty parameters.
- Added new deselectAllVisible method.
- Make columnQuery dynamically filter row columns by updating
  the row view models searchQuery member.
[pig] Support HCatalog transparently

Fix 500 error in Job Browser when the attemps of past jobs are gone.
[core] Hide the navigation bar on the login page
[core] Fix doc model syncing missing some empty objects