Include SciPy on the installation before building

.travis.yml

 # After changing this file, run it through http://lint.travis-ci.org/
 # Generates 4 builds, the ones for python3 will install external wheels
 language: python
-python:
-  - 2.6
-  - 2.7
 matrix:
   include:
+    - python: 2.6
+      env:
+        - SCIPYSPEC===0.12.0
+    - python: 2.7
+      env:
+        - SCIPYSPEC===0.12.0
     - python: 3.2
       env:
-        - NUMPYSPEC===1.7.1
+        - SCIPYSPEC===0.13.1
     - python: 3.3
       env:
-        - NUMPYSPEC===1.8.0
+        - SCIPYSPEC===0.13.1
 before_install:
   - sudo add-apt-repository -y ppa:biometrics/bob
   - sudo apt-get update -qq
   - sudo apt-get install -qq bob-dev
-  - if [ -n "${NUMPYSPEC}" ]; then sudo apt-get install -qq libatlas-dev libatlas-base-dev liblapack-dev gfortran; fi
-  - if [ -n "${NUMPYSPEC}" ]; then pip install --upgrade pip setuptools; fi
-  - if [ -n "${NUMPYSPEC}" ]; then pip install --find-links http://wheels.astropy.org/ --find-links http://wheels2.astropy.org/ --use-wheel numpy$NUMPYSPEC sphinx nose; fi
+  - sudo apt-get install -qq libatlas-dev libatlas-base-dev liblapack-dev gfortran
+  - pip install --upgrade pip setuptools
+  - pip install --find-links http://wheels.astropy.org/ --find-links http://wheels2.astropy.org/ --use-wheel scipy$SCIPYSPEC sphinx nose; fi
 install:
   - "python bootstrap.py"
   - "./bin/buildout"