Renaming to CouchRest Model

Refactored basic directory structure.
Moved to ActiveSupport for Validations and Callbacks.
Cleaned up older code, and removed support for text property types.

lib/couchrest/model/casted_array.rb

@@ -0,0 +1,39 @@
+#
+# Wrapper around Array so that the casted_by attribute is set in all
+# elements of the array.
+#
+
+module CouchRest::Model
+  class CastedArray < Array
+    attr_accessor :casted_by
+    attr_accessor :property
+
+    def initialize(array, property)
+      self.property = property
+      super(array)
+    end
+    
+    def << obj
+      super(instantiate_and_cast(obj))
+    end
+    
+    def push(obj)
+      super(instantiate_and_cast(obj))
+    end
+    
+    def []= index, obj
+      super(index, instantiate_and_cast(obj))
+    end
+
+    protected
+
+    def instantiate_and_cast(obj)
+      if self.casted_by && self.property && obj.class != self.property.type_class
+        self.property.cast_value(self.casted_by, obj)
+      else
+        obj.casted_by = self.casted_by if obj.respond_to?(:casted_by)
+        obj
+      end
+    end
+  end
+end