language: python
python:
  - "2.7"
  - "3.4"
  - "pypy"
install: "pip install -r requirements.txt -r requirements-dev.txt"
before_script: python setup.py develop
script: mamba --enable-coverage
after_success: 'coverage report --include="mamba/*","spec/*"'

language: python
python:
  - "2.6"
  - "2.7"
  - "3.4"
  - "pypy"
install: "pip install -r requirements.txt -r requirements-dev.txt"
before_script: python setup.py develop
script: mamba --enable-coverage
after_success: 'coverage report --include="mamba/*","spec/*"'

Add python 2.6 checking in TravisCI
Add python 2.6 checking in TravisCI

closes #50
