fix cover page error message handling and redirects (plus some little things that i don't really remember... maybe having to do with user activity feed and set popup [note: add set on dashboard not working properly]).
adjusted styling of profile text
made sidebar imgs into links
tidy up track show
add parts of track composite view, track show comment form
fixed html, dashboard header has gap
undo header hack (profile header need fix)
compartmentalize styles
add track css and error message