[locale] Farsi (fa-IR)
[blocked-elements] replace special attributes with WeakMaps (fix #73)
[utils] addonData for xul pages
[preferences] Display version number
[popup] Display version number (close #79)
[prefs] Synchronizable preferences
Make some preferences synchronizable (helps #28)
[ruleset/manager] Synchronize enabled rulesets (fix #28)
Bump version to 0.15
[popup] Fix buttons malfunctioning caused by bad widget containers handling
[popup-tk2] Delay tab opening
[content-context-menu] Add enother way of finding popup node (workaround #86)
[blocked-elements] Fix WeakMap handling
[blocked-elements] Per-handler data map (fixes isBlocked and type differentiation in context menu)
[ruleset/manager] Small performance enhancement
[ruleset/manager] Normalize path before comparison
[popup] Fix "any domain" label
[blocked-elements] Add a tip to blocked element placeholder
[prefs] Allow defining onChange handler when defining preference
[code-ruleset] Autosave rules periodically (close #84)