Added code coverage and Coveralls support.
Added empty test files to collect coverage info.
Replaced custom on-disk cache with Till cache server integration.
Fixed link styles to increase clickable area.
Rewrote preemptive cache logic to use a constant-rate queue.
Fixed CSS to allow larger click area for revisions.
Added scripts to fetch and pre-cache top articles.
Added article search suggestions.
Added cache queue limit to prevent possible DoS.
Hid suggestions panel if no suggestions are included.
Added cronjobs.
Fixed cache queue logic.
Added error handling to revisions crawler.
Fixed list styles in Firefox.
Fixed precaching script to use local data files when possible.
nicer badges, also code climate
Merge pull request #42 from twg/feature/badges

nicer badges, also code climate
Removed long 'page' names from suggestions API. Fixes #52.