SOS-1819 Move form tag so toolbar buttons are not inside the form. Buttons within a form default to submit buttons causing the page to redirect incorrectly.
SOS-1819 Fix message styling
SOS-1819 After clicking a button not all buttons are rendered correctly because .show does not remove the class 'btn-hidden'
SOS-1819 The namespace must be for private messaging portlet. Hardcoded because portletKeys for messaging is not available from contacts portlet.