Added guard to make people think before adding a parameter.

Adding parameters has SEO and caching implications and we should think really carefully before doing so.
Added data-link-name to "comment on desktop" link
Merge pull request #993 from guardian/discussion

Added data-link-name to "comment on desktop" link
Button Labels are more accessible
Added toggle to comment tab
Merge branch 'discussion' of github.com:guardian/frontend into discussion
Merge pull request #994 from guardian/discussion

Make comment count toggle view
Speech bubble and tabs tweaks
Merge branch 'master' of github.com:guardian/frontend into accessibility-discussion

Conflicts:
	article/app/views/fragments/articleBody.scala.html
Fixed issue with older non-threaded articles.
Merge pull request #997 from guardian/discussion

Fixed issue with older non-threaded articles.
Merge branch 'master' of github.com:guardian/frontend into parameters
Fixed issues with comment loading on articles without bylines
Merge pull request #998 from guardian/discussion

Fixed issues with comment loading on articles without bylines
Prompt comment sorting method
Merge pull request #979 from guardian/parameters

Added guard to make people think before adding a parameter.
Merge branch 'master' of github.com:guardian/frontend into accessibility-discussion

Conflicts:
	common/app/assets/javascripts/modules/discussion.js
Align non JS comments pages in the page
Remove Orig discussion JS file
Merge pull request #996 from guardian/accessibility-discussion

Discussion Accessibility tweaks