Add hooks: action:post.favourite and action:post.unfavourite

src/favourites.js

@@ -307,6 +307,12 @@ var async = require('async'),
 					results.postData.reputation = count;
 					posts.setPostField(pid, 'reputation', count, next);
 				},
+				function(next) {
+					plugins.fireHook('action:post.' + type, {
+						pid: pid,
+						uid: uid,
+					}, next);
+				},
 				function(next) {
 					next(null, {
 						post: results.postData,