GUI-941
set volume_type to standard always for run requests
GUI-941
fixed how ephemeral option is handled in bdm for run instances
GUI-818
properly handle ephemeral by looking at virtual_name on mapping
GUI-818
use ng-if instead of hide to prevent unwanted inputs from being part of validation
Merge pull request #684 from eucalyptus/GUI-818

GUI-818
Merge pull request #680 from eucalyptus/GUI-941

GUI-941
merged develop, resolved conflicts