Added coverage

.travis.yml

@@ -6,10 +6,14 @@ python: 2.7
 # command to install dependencies, e.g. pip install -r requirements.txt --use-mirrors
 install:
   - pip install Scrapy docopt
+  - pip install coverall
 
 # command to run tests, e.g. python setup.py test
 script:
-  - nosetests tests
+  - nosetests --with-coverage --cover-package=FourmiCrawler tests
 
 notifications:
-  slack: descartes2:6sgCzx3PvrO9IIMwKxj12dDM
+  slack: descartes2:6sgCzx3PvrO9IIMwKxj12dDM
+
+after_succes:
+  coveralls