Merge branch 'less_active_support_concern' of github.com:ericproulx/grape into less_active_support_concern

Author: ericproulx

lib/grape/dsl/routing.rb

@@ -85,6 +85,10 @@ def do_not_document!
         namespace_inheritable(:do_not_document, true)
       end
 
+      def lint!
+        namespace_inheritable(:lint, true)
+      end
+
       def mount(mounts, *opts)
         mounts = { mounts => '/' } unless mounts.respond_to?(:each_pair)
         mounts.each_pair do |app, path|