Updated travis-CI config file.

Author: veeresht

.travis.yml

@@ -1,14 +1,8 @@
 language: python
 python:
-    - "2.7"
-before_install:
-    - deactivate
-    - sudo apt-get update -qq
-    - sudo apt-get install -qq python-scipy python-nose
-    - virtualenv --system-site-packages ~/virtualenv/this
-    - source ~/virtualenv/this/bin/activate
-install: 
-    - python setup.py build_ext --inplace
-    - python setup.py install
-script:
-    - python setup.py test
+  - "2.7"
+  - "nightly"
+# command to install dependencies
+install: "pip install -r requirements.txt"
+# command to run tests
+script: nosetests