Added get_common_info_ratings with corresponding tests.
Improved globalNetwork, fixed bugs.
Added primitive functionality to get_extreme_info_ratings
added svd date and exchange swedish months for english
Updated get_extreme_info_ratings plus some tests.
more webpage metadata scraping, new xpath-structure and methods..
Merge branch 'master' of https://github.com/mvk-team42/Veracitor
addNewspaper 'works' now
namin convention fixed
get_extreme_info_ratings added with desired functionality.
request_scrape works
Added numpy to requirements
get_max_rating_difference now working. Bundled with tests.
Moved around some code in globalNetwork as information objects aren't supposed to be in the graph as of now.
Merge branch 'database'

Updating master with the latest database functionality.
Merge pull request #18 from mvk-team42/master

Merge master to algorithms