[local] rename files to storage for consistency

lib/fog/local/storage.rb

@@ -0,0 +1,60 @@
+module Fog
+  module Local
+  class Storage < Fog::Service
+
+      requires :local_root
+
+      model_path 'fog/local/models/storage'
+      collection  :directories
+      model       :directory
+      model       :file
+      collection  :files
+
+      class Mock
+        include Collections
+
+        def self.data
+          @data ||= Hash.new do |hash, key|
+            hash[key] = {}
+          end
+        end
+
+        def self.reset_data(keys=data.keys)
+          for key in [*keys]
+            data.delete(key)
+          end
+        end
+
+        def initialize(options={})
+          @local_root = ::File.expand_path(options[:local_root])
+          @data       = self.class.data[@local_root]
+        end
+
+        def local_root
+          @local_root
+        end
+
+        def path(partial)
+          partial
+        end
+      end
+
+      class Real
+        include Collections
+
+        def initialize(options={})
+          @local_root = ::File.expand_path(options[:local_root])
+        end
+
+        def local_root
+          @local_root
+        end
+
+        def path_to(partial)
+          ::File.join(@local_root, partial)
+        end
+      end
+
+    end
+  end
+end