#90 Added error on news publishing
Tiny style fix
Core improvement for widget calls
#68 Fixed file uploading for IE
#92 fixed
#52 Implemented document delete functionality
#52 Improved access rules for documents
#74 Made all RBAC operations as constants
#68 Fixed default uploader params
#52 Tiny improvements
#52 Uncommented document deletion
#52 RBAC fixes
#52 Tiny fix
Forced global namespaces
#92 Tiny improvement
Merge branch 'issue_92'
#37 Code-style and architecture improvements
Merge branch 'master' of https://github.com/uaoleg/icpc.org.ua into issue_37
#37 Deny unauthorized access to /user/me