Add Python 3.4 for travis
diff --git a/.travis.yml b/.travis.yml
index 520ac1b..43af6db 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@
   - "2.6"
   - "2.7"
   - "3.3"
+  - "3.4"
   - "pypy"
 # dependencies
 install: pip install simplejson --use-mirrors