Tweaking image element JS so image can be changed by things like
autofill, even if there is no front-end select enabled.  Also little
bugettes I can across in the process, in autofill JS and tags element.
Merge branch 'joomla3' of github.com:Fabrik/fabrik into joomla3

Conflicts:
	plugins/fabrik_form/autofill/autofill.js