Update pytest from 3.0.7 to 3.1.3 (jaysonsantos#97)

Return pickle as default serializer (jaysonsantos#73)

* Return pickle as default serializer

Update setup.py

Merge pull request jaysonsantos#60 from jaysonsantos/pyup-initial-update

Initial Update

Update setup.py

bump version to 0.24.1

Bumpped version

bumpped version

Removing old locks

bumpped version