Update API for statistics (replace corpusQuery parameters with cq)

Change-Id: Ie1e9b9a6c30fd6957a372d47d09119b9a97dad43
diff --git a/dev/js/src/api.js b/dev/js/src/api.js
index eae75a8..a92d73d 100644
--- a/dev/js/src/api.js
+++ b/dev/js/src/api.js
@@ -104,7 +104,7 @@
   	//development mode:
   	var url = "http://localhost:8089/api/";
   	url  = url + "statistics";
-  	url = url + "?corpusQuery=";
+  	url = url + "?cq=";
   	url = url + collQu;
   	KorAP.API.getJSON(url, cb);
   };*/