temp
Merge branch 'master' of https://github.com/matwrob/blvresearch

Conflicts:
	cases/bad_news/.ipynb_checkpoints/0014 - regressions for Europe, 2011-2013 [30.03.2014]-checkpoint.ipynb
	cases/bad_news/.ipynb_checkpoints/0017 - resultse across exchanges Europe [31.03.2014]-checkpoint.ipynb
	cases/bad_news/.ipynb_checkpoints/0019 - events wo followers USA [31.03.2014]-checkpoint.ipynb
	cases/bad_news/0019 - events wo followers USA [31.03.2014].ipynb