Activity Feed Joyride Added

Added joyride information for interest and content journey
Updated the activity feed joyride information

Made the joyride flow better
Added Members journey

Small update to activity feed and header as well but nothing major.
Members joyride information added and tested
Private Messages journey added

Added all the joyride notes for private messaging
Added the profile joyride

Added all the joyride elements for the profile page
Added the welcome message

Welcome message and requirements added
Merge branch 'master' into joyride-additions

Conflicts:
	activity.php
	profile.php
Merge pull request #2 from Kicksaints/joyride-additions

Joyride additions