Small fixes

Quote Threading disabled by default
Added missing titles to Header icons
Download Link should now appear in the Menu
small fix to small fixes

This would compare false to 'catalog'. Not what you wanted.
The download link is disabled in Firefox only because the current
implementation doesn't work there.
fix gallery
Release 4chan X v1.7.4.
add .webm, .pdf support to gallery
Release 4chan X v1.7.5.
remove obsolete/unmaintained files from builds directory
remove old updater stuff
update Gruntfile
configure videos opened in new tab
another Gruntfile change
forgot to add this file
update CHANGELOG
Release 4chan X v1.7.6.
Update archives.json
update CHANGELOG
Release 4chan X v1.7.7.
cleanup?
Merge branch 'ccd0' into v3

Conflicts:
	CHANGELOG.md
	LICENSE
	builds/4chan-X.user.js
	builds/crx.crx
	builds/crx/script.js
	src/General/Config.coffee
	src/General/css/style.css
	src/Images/Gallery.coffee
	src/Images/ImageExpand.coffee