Don't send email notifications for builds on trais-ci
Merge branch 'master' of https://github.com/sergiobuj/clusterpy into development
Fix and Improve setup.py

Some components were left out from the packages at setup so the
library was broken. Also tried to import dependencies and tell the
user what is actually needed.
Fix imports in setup, remove dateutil test and add scipy
Merge pull request #33 from clusterpy/development

Development