BLD old pandas versions

hayd · hayd · commit 3853ea7c8edf · 2014-12-06T13:38:30.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,6 +5,9 @@ env:
   - PYTHON=2.7 PANDAS=0.15.1
   - PYTHON=3.3 PANDAS=0.14.1
   - PYTHON=3.4 PANDAS=0.15.1
+  - PYTHON=3.4 PANDAS=0.12.0
+  - PYTHON=3.4 PANDAS=0.11.0
+  - PYTHON=3.4 PANDAS=0.10.1
 
 install:
   - sudo apt-get update
