Removed version restrictions

Author: arktos65

Gemfile

@@ -6,20 +6,20 @@ group :lint do
 end
 
 group :unit do
-  gem 'berkshelf', '~> 4.3.0'
-  gem 'chefspec',  '~> 4.1.0'
+  gem 'berkshelf'
+  gem 'chefspec'
 end
 
 group :kitchen_common do
-  gem 'test-kitchen', '~> 1.2'
+  gem 'test-kitchen'
 end
 
 group :kitchen_docker do
   gem 'kitchen-docker', '~> 1.5.0'
 end
 
 group :kitchen_vagrant do
-  gem 'kitchen-vagrant', '~> 0.11'
+  gem 'kitchen-vagrant'
 end
 
 group :kitchen_cloud do