Add py33 and py34 to Travis

.travis.yml

@@ -3,6 +3,10 @@ matrix:
   include:
     - python: 2.7
       env: TOXENV=py27
+    - python: 3.3
+      env: TOXENV=py33
+    - python: 3.4
+      env: TOXENV=py34
     - python: 3.5
       env: TOXENV=py35
 install:

tox.ini

@@ -17,7 +17,7 @@ deps=
 
 [testenv:py33]
 deps=
-    -rrequirements27.txt 
+    -rrequirements35.txt
     coverage
     flake8