Updated documentation
bumped version number
Added simple unit test for caching
Integrated with Travis-CI
Using the // operator to ensure an integer result even in Python 3.x
Using unicode_literals in order to better support both python 2.x and 3.x
Merge branch 'release/0.0.10'

* release/0.0.10:
  Using unicode_literals in order to better support both python 2.x and 3.x
  Using the // operator to ensure an integer result even in Python 3.x
  Integrated with Travis-CI
  Added simple unit test for caching
  bumped version number
  Updated documentation