Ruleset enabled/disabled icons fail to display
In all recent stable and unstable HTTPS Everywhere versions, the drop-down menu in the browser navigation bar has displayed a list of rulesets that apply to the current page, with appropriate coloration to show if the rulesets are enabled or disabled, but the enabled/disabled icons next to the ruleset names haven't rendered at all.
(Firefox 19 on Ubuntu)
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information