Merge branch 'revert-f5acbccb' into 'dev'

Revert Fix: for hook registration.  Needs more testing.

See merge request hubzilla/core!1311

Zotlabs/Extend/Hook.php

@@ -42,7 +42,6 @@ class Hook {
 			intval($version)
 		);
 
-		self::insert($hook, $function, $version, $priority);
 		return $r;
 	}
 
@@ -120,4 +119,4 @@ class Hook {
 		App::$hooks[$hook][] = array('', $fn, $priority, $version);
 	}
 
-}
+}