.travis.yml in knife-server-1.1.0 vs .travis.yml in knife-server-1.2.0

@@ -1,15 +1,19 @@
 language: ruby
+
 rvm:
-- 1.9.3
-- 2.0.0
-- 1.9.2
-- ruby-head
+  - 2.1
+  - 2.0.0
+  - 1.9.3
+  - ruby-head
 
 env:
-- "CHEF_VERSION=11.4.0"
-- "CHEF_VERSION=10.24.0"
-- "CHEF_VERSION=0.10.10"
+  - "CHEF_VERSION="
+  - "CHEF_VERSION='~> 11.14.2'"
+  - "CHEF_VERSION='~> 11.4.4'"
+  - "CHEF_VERSION='~> 10.26'"
 
+bundler_args: --without guard
+
 matrix:
   allow_failures:
-  - rvm: ruby-head
+    - rvm: ruby-head