Merge remote branch 'remotes/old/master'

Conflicts:
	README.md
	couchrest.gemspec
	lib/couchrest.rb
	lib/couchrest/mixins/properties.rb

lib/couchrest/more/extended_document.rb

@@ -224,6 +224,7 @@ module CouchRest
     # if the document is not saved properly.
     def save!
       raise "#{self.inspect} failed to save" unless self.save
+      true
     end
 
     # Deletes the document from the database. Runs the :destroy callbacks.