Merge branch 'release/0.1.1'
Added L for lowercase and U for uppercase masks
changed to function call instead on relying on method
Merge pull request #2 from rodrigopedra/master

Added L for lowercase and U for uppercase masks
Merge branch 'master' into develop

* master:
  changed to function call instead on relying on method
  Added L for lowercase and U for uppercase masks
Unit test for scientific notations
travis