GUI-379: Implement filters for image picker in launch instance and launch config wizards
Merge branch 'develop' into GUI-379

Conflicts:
	eucaconsole/templates/instances/instance_launch.pt
	eucaconsole/templates/launchconfigs/launchconfig_wizard.pt
Merge pull request #339 from eucalyptus/GUI-379

GUI-379: Filters for image picker in launch instance and launch config wizards