Remove obsolete prompt module.

Prompting is now provided by the notification manager in webinos-utilities.

Jira issue: wp-1036
Attempt to tidy up page initialisation.

All DOM initialisation code should be run after the DOM ready event. This is causing problems with some dashboard module loading.

Jira issue: wp-1036
Merge pull request #10 from TobyEalden/wp-1036-merge

Integrate notifications with pzp/pzh