added well to all forms.

UI - more explicit button description for the add child node.

updates UI to bootstrap v2

code smell

fixes #1324 - Separate permssions on hosts from permissions for objects within hosts.

This allows a user to be granted permission to edit the host (and so change the group or proxy) but not, for example, edit the parameters
This could probably be extended further if necessary.

fixes #1399 - Hostgroups not attaching to Nodes

fixes #1304 re issue the fix as it seemed to get only half merged

fixes #1333 -Destroy vs Delete inconsitent naming

Signed-off-by: Florian Koch <florian.koch1981@googlemail.com>

WIP rails3 migration

fixes #1231 - make first pill active by default vertical pills