DB connection implemented according to pg snippet
Merge branch 'staging'
Only opened operations are loaded from DB
Added administration page prototype
Nunjucks setup
Merge
express fix for heroku
merge
add nunjucks to heroku config
packaje.json misprint fixed
Testing bug fix recommended http://stackoverflow.com/questions/12416194/error-cannot-find-module-proto-on-heroku
Changed folder structure
Chenged folder structure
Footer and header for index.html
Header and footer for administration
Lost Yandex script returned
Link to home in menu added
Added yandex api key for heroku
Added error 404 handling
Session support enabled