removing hasImageUploadPlugin from config api

src/controllers/api.js

@@ -30,7 +30,6 @@ apiController.loadConfig = function (req, callback) {
 	config.maximumTagsPerTopic = parseInt(meta.config.maximumTagsPerTopic || 5, 10);
 	config.minimumTagLength = meta.config.minimumTagLength || 3;
 	config.maximumTagLength = meta.config.maximumTagLength || 15;
-	config.hasImageUploadPlugin = plugins.hasListeners('filter:uploadImage');
 	config.useOutgoingLinksPage = parseInt(meta.config.useOutgoingLinksPage, 10) === 1;
 	config.allowGuestSearching = parseInt(meta.config.allowGuestSearching, 10) === 1;
 	config.allowGuestUserSearching = parseInt(meta.config.allowGuestUserSearching, 10) === 1;