Copying requirements.txt to python 0.4.2 folder

Reorder package installation

.travis.yml

@@ -41,8 +41,8 @@ before_install:
   - sudo apt-get -y install postgresql-9.5=9.5.2-2ubuntu1
   - sudo apt-get -y install postgresql-server-dev-9.5=9.5.2-2ubuntu1
   - sudo apt-get -y install postgresql-plpython-9.5=9.5.2-2ubuntu1
-  - sudo apt-get -y install postgresql-9.5-postgis-2.2=2.2.2.0-cdb2
   - sudo apt-get -y install postgresql-9.5-postgis-scripts=2.2.2.0-cdb2
+  - sudo apt-get -y install postgresql-9.5-postgis-2.2=2.2.2.0-cdb2
 
   # configure it to accept local connections from postgres
   - echo -e "# TYPE  DATABASE        USER            ADDRESS                 METHOD \nlocal   all             postgres                                trust\nlocal   all             all                                     trust\nhost    all             all             127.0.0.1/32            trust" \

release/python/0.4.2/crankshaft/requirements.txt

@@ -0,0 +1,5 @@
+joblib==0.8.3
+numpy==1.6.1
+scipy==0.14.0
+pysal==1.11.2
+scikit-learn==0.14.1

src/py/crankshaft/requirements.txt

@@ -0,0 +1,5 @@
+joblib==0.8.3
+numpy==1.6.1
+scipy==0.14.0
+pysal==1.11.2
+scikit-learn==0.14.1