.travis.yml in PageRankr-4.0.0 vs .travis.yml in PageRankr-4.1.0

@@ -1,5 +1,3 @@
 rvm:
-  - 1.8.7
   - 1.9.2
-  - 1.9.3
-  - ree
+  - 1.9.3
\ No newline at end of file