.travis.yml in fog-1.13.0 vs .travis.yml in fog-1.14.0

@@ -1,17 +1,32 @@
 language: ruby
 
+gemfile:
+  - Gemfile
+  - Gemfile.1.8.7
+
 rvm:
   - 1.8.7
   - 1.9.2
   - 1.9.3
   - 2.0.0
 
 script: bundle exec rake travis
 
+matrix:
+  exclude:
+    - rvm: 1.8.7
+      gemfile: Gemfile
+    - rvm: 1.9.2
+      gemfile: Gemfile.1.8.7
+    - rvm: 1.9.3
+      gemfile: Gemfile.1.8.7
+    - rvm: 2.0.0
+      gemfile: Gemfile.1.8.7
+
 notifications:
   email: false
-  irc: 
+  irc:
     channels:
       - "irc.freenode.org#ruby-fog"
     template:
       - "[#%{build_number}] %{message} %{build_url}"
       - "[#%{build_number}] %{commit} on %{branch} by %{author}"