add gravatar to users index

resize puppet calss form, parameter tab, left tabs size.

removed the need to add 'btn' class for the action_buttons helper, and changed the action buttons to small.

added search puppet class parameters.

Optimize SQL queries for puppetclass edit page

Extended information for each type of compute resources

fixes #2096 New location/Org button in user-menu doesn't work on ff.

Fixes #2095 - Only show console button if VM is running

fixed an error in the ptable wellcome text.

added multi-select ui component instead of multi check-boxes for long lists.