Merge pull request #56 from bziiuj/dev

i04t08: Deduplication in news_fetcher
Merge pull request #61 from bziiuj/dev

i04t01 and i04t11
Merge pull request #69 from bziiuj/dev

i04t08: Webcrawler refactor and RSS channels set
Merge pull request #70 from bziiuj/dev

Patch for i04t08
Merge pull request #75 from bziiuj/dev

i04t03 and i04t06
Merge branch 'master' of https://github.com/bziiuj/ocean into dev
Working on ocean_admin module.