FreeNAS Code

remove legacy django.views.generic and related code;
fix some imports

Rollup commit from ix repo

Sync with ix repo r1697, fix numerous bugs, enable treemenu, turn on mps

sync with ix repo r1526, merge in datagrid

Remove never used field

numerous fixes merged from ix internal repo

Fix redirection, plus some minor tidying up of names

Polish the gui in a number of ways:
o redirect to /storage/ after updating a disk record
o redirect to /network/ after saving static route
o fix various indentation errors
o cleanup storage wizard templates
o more consistent naming
o show IPs of configured I/F
o forcestop doesn't work with samba. workaround with killall
Sync to 1108.

Fix nfs mounting and polish

Next big storage wizard drop: plus lots of other polish too!