removed unused code
removed non-informative section in README
changed representation of page in json
removed unused comments from Gemfile
added roles 'banned', 'nobody'
restored 'require media_wiki'
added api request - get all pages
removed constraints from routes
moved specified json-presentation to model
refactored ctx
fixed formatting
remove not neccesary outputs
added check-permission for deleting the page
remove code with garbage collector
fixed indentation
fixed permissions for deleting anything