Update .travis.yml

.travis.yml

@@ -3,27 +3,26 @@
 language: python
 
 python:
-  - "2.6"
   - "2.7"
 
 before_install:
   - sudo apt-get update
   - sudo apt-get install -y build-essential
+  - sudo easy_install pip
+
+# command to install dependencies, e.g. pip install -r requirements.txt --use-mirrors
+install:
   - sudo apt-get install -y python-setuptools
   - sudo apt-get install -y python-dev
   - sudo apt-get install -y python-numpy
   - sudo apt-get install -y python-scipy
-  - sudo apt-get install -y python-gdal
   - sudo apt-get install -y libgdal-dev
+  - sudo apt-get install -y python-gdal
   - sudo apt-get install -y python-shapely
-  - sudo easy_install pip
   - sudo pip install wheel cython nose
   - sudo pip install pygeoprocessing
   - sudo pip install pillow
 
-# command to install dependencies, e.g. pip install -r requirements.txt --use-mirrors
-install:  echo 'nothing to do here'
-
 # command to run tests, e.g. python setup.py test
 script: nosetests tests/*