v0.7.2

Updated to remove futures dependency (standard in python > 3.2)

v0.7.1

'git pull' and doc details

v0.7.0

Merge pull request #99 from SEL-Columbia/rel_0.7

Rel 0.7

v0.6.1

Merge pull request #98 from SEL-Columbia/rel-0.6.1

Rel 0.6.1