Implement generalized application search in Macros

Summary: Ref T2625. Works out the last kinks of generalization and gives Macros the more powerful new query engine. Overall, this feels pretty good to me.

Test Plan: Executed, saved and edited a bunch of Macro queries.

Reviewers: btrahan

Reviewed By: btrahan

CC: aran

Maniphest Tasks: T2625

Differential Revision: https://secure.phabricator.com/D6078

src/applications/macro/application/PhabricatorApplicationMacro.php

@@ -25,7 +25,7 @@ final class PhabricatorApplicationMacro extends PhabricatorApplication {
   public function getRoutes() {
     return array(
       '/macro/' => array(
-        '((?P<filter>all|active|my)/)?' => 'PhabricatorMacroListController',
+        '(query/(?P<key>[^/]+)/)?' => 'PhabricatorMacroListController',
         'create/' => 'PhabricatorMacroEditController',
         'view/(?P<id>[1-9]\d*)/' => 'PhabricatorMacroViewController',
         'comment/(?P<id>[1-9]\d*)/' => 'PhabricatorMacroCommentController',