[services/web/geocode] Port to new service context system.
[services/web/google] Port to new service context system.
[services/web/googleimages] Port to new service context system.
[services/web/lastfm] Port to new service context system.
[services/web/snapchat] Port to new service context system.
[services/web/translate] Port to new service context system.
[services/web/urbandictionary] Port to new service context system.
[services/web/url] Port to new service context system.
[services/web/wolframalpha] Port to new service context system.
[services/web/wunderground] Port to new service context system.
Merge branch 'hookcontext' of github:rfw/kochira into hookcontext