[oozie] Add semi modal asking for main action properties

Here for Pig script we ask for script name
[oozie] Submit a workflow
[oozie] Add sharelib by default to workflow
[oozie] Adding workflow settings modal and parameters
[oozie] Generate workspace and create it at save time
[oozie] Add custom action properties
[oozie] Add more properties for Pig action
[oozie] Refactor adding new widget
[oozie] Add file to Pig action
[oozie] Generate valid name for action node
[oozie] Support prepare in action
[oozie] Support for Job XML in action
[oozie] Add properties to action
[oozie] Add archives to action
[oozie] Add SLA to action
[oozie] Credentials support
[oozie] Factorize common action properties into a template
[oozie] Adding workflow Hadoop properties settings
[oozie] Adding SLA to Workflow properties
[oozie] Initial support for nested dashboards

Cleaned up the UI for the nested dashboard
Separation of the dashboard from the common dashboard code

Conflicts:

	apps/oozie/src/oozie/models2.py