HUE-1947 [beeswax] History tab integration

Moved history tab to the query result section
Fixed jHueTableExtender to work with multiple tables
Added padding to navigator tables
Fixed z-index order of fullscreen and save modal
[impala] Export query result

Be able to choose folder when selecting a file.
Overwrite appears to be broken on the front end.
Provide different help text.
HUE-1933 [beeswax] Do not fetch query handle for bad queries