Trying a different approach in using pyside

Obtained from: http://code.ohloh.net/file?fid=5WRieEl5W6heSSI4asOuc_HaXZo&cid=K6Emv9zeMrM&s=&fp=505679&mp&projSelected=true#L0

Author: nicoddemus

.travis.yml

@@ -1,7 +1,7 @@
 language: python
 python:
   - "2.7"
-before_install:
+before_script:
 # - sudo add-apt-repository -y ppa:pyside/ppa
 # - sudo apt-get update -qq
 # - sudo apt-get install -qq python-pyside
@@ -15,7 +15,8 @@ env:
  - PYTEST_VERSION=2.5.2
 
 install:
- - pip install --use-wheel pyside
+ - sudo apt-get install -qq python-pyside
+ - ln -s /usr/lib/python2.7/dist-packages/PySide /home/travis/virtualenv/python2.7/lib/python2.7/site-packages/PySide -v
  - pip uninstall -y pytest
  #- pip install --upgrade setuptools
  - pip install pytest==$PYTEST_VERSION