Lara portal integration for admin and author [#85078602]

 - A user that is an author in the portal can click 'edit' next to an
activity or sequence they own in the portal.

 - Open activity or sequence edit page in LARA in  a new tab.
An author can click Publish from the activity/sequence edit page.[#85078526]

 -  Add a publish button to the edit page.
Export should not be visible to author

 - Restrict the author from seeing the export link.