move errors to its own file

lib/fog.rb

@@ -22,24 +22,11 @@ require 'fog/attributes'
 require 'fog/collection'
 require 'fog/connection'
 require 'fog/deprecation'
+require 'fog/errors'
 require 'fog/model'
 require 'fog/parser'
 require 'fog/ssh'
 
-module Fog
-  module Errors
-
-    class Error < StandardError
-      attr_accessor :verbose
-    end
-
-    class MockNotImplemented < Fog::Errors::Error; end
-
-    class NotFound < Fog::Errors::Error; end
-
-  end
-end
-
 require 'fog/aws'
 require 'fog/bluebox'
 require 'fog/local'

lib/fog/errors.rb

@@ -0,0 +1,13 @@
+module Fog
+  module Errors
+
+    class Error < StandardError
+      attr_accessor :verbose
+    end
+
+    class MockNotImplemented < Fog::Errors::Error; end
+
+    class NotFound < Fog::Errors::Error; end
+
+  end
+end