Remove expression validation from UI
Remove expression validation from UI

Expression validation available in UI
is not working well with compound
alarm expressions for action: Edit alarm definition.

Following commits removes that code and effectively
moves burden of such validation to the server side.

Closes-Bug: 1599027
Change-Id: If43ce287038724f3d39186c4b0209823a02757a6

stackforge/monasca-ui,stackforge/monasca-ui,openstack/monasca-ui,stackforge/monasca-ui,openstack/monasca-ui,openstack/monasca-ui,openstack/monasca-ui,stackforge/monasca-ui