Use Ruby 1.9.3 as EventMachine seem to fail to compile on 2.0 :/

Michael Klishin · Michael Klishin · commit efb8d46e53b8 · 2013-07-25T11:13:44.000+04:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,5 @@
 language: ruby
-rvm: "2.0"
+rvm: "1.9.3"
 before_install: ./bin/travisci/before_install.sh
 script: make test-travisci
 services:
