add toggle functionality to form panel and reset functionality to form
remove ordinal and icon class and prevent re-initialising of form
Merge branch 'master' of github.com:guardian/frontend into mem-tab-toggle

* 'master' of github.com:guardian/frontend: (41 commits)
  Change Commercial Cloudwatch Namespace
  firefox preroll fix
  Hide show all comments button when going directly to a comment permalink
  disabling prerolls on ff/opera again
  Rename Commercial Component Feed Metric
  Remove switch
  Removing supporting links a/b test
  Removing social refferer a/b test
  ff/opera preroll fixes
  Fixed bug with sort drop down not showing comments
  getting the price right
  Add profile comment switch back
  only center align ads that need it
  The Aussie office needs both of these.
  add MTLELH placement
  Measure Commercial Component Feed Load Times
  Improve Comparison of Masterclass IDs
  slight spacing adjustment to comment search
  disabling prerolls on ff/opera temporarily
  adding isbn number to schema
  ...
don't use extend
fix fauxlink, remove binds
Merge pull request #4839 from guardian/mem-tab-toggle

Mem tab: toggle form