Refactor UrlParser and add methods for url decoding.
Add json datatype.
Merge branch 'master' of github.com:otvorenesudy/otvorenesudy-dev
Merge branch 'master' of github.com:otvorenesudy/otvorenesudy-dev
Merge branch 'master' of github.com:otvorenesudy/otvorenesudy-dev
Add hook for fixes when reloading search results.