Moved predicates to their own namespace and fixed missing reference to str-utils.
Moved predicates to their own namespace and fixed missing reference to str-utils.

Signed-off-by: James Reeves <9dadf8ecafa226c8f7c16002bdcb090267879343@weavejester.com>
sidcarter/compojure,weavejester/compojure,ezy023/compojure,Christopher-Bui/compojure