GUI-48: Add “Details” header to scaling group details section.  Move termination policies to capacity section and add help text.
GUI-48: Enable instance termination in the Instances tab of a given scaling group.
GUI-48: Display “no policies” notice when a scaling group has no policies, displayed with a link to the Add Policy page on the scaling group’s General and Instances tab.
GUI-48: Mad lib for measurement periods/length in Create Alarm dialog.
Merge pull request #134 from eucalyptus/GUI-48

GUI-48: Scaling Group detail pages