Prepend js- to collapsable-hidden
Add query dependency to scrollTracking
move doc.ready into modules

user of module should not need to know this, module should be self contained.
wrap scrollTracking in GTM controlled variable

the variable enableScrollTracking needs to = true for scrollTracking to load. This enables us to control which
pages use it with custom firing rules in GTM. Currently won't
show on any
update js styles
Remove winking pig
Fix jshint error by moving if statement
Move document.ready out of collapsible
Merge pull request #362 from moneyadviceservice/js-improvements

Js improvements