Merge pull request #6 from ioncakephper:t2

Improve performance of data processing module

Author: ioncakephper

src/utils/normalize-string.js

@@ -14,7 +14,7 @@ function normalizeString(str) {
 
 
 
-  let s = String(str)  ;
+  let s = String(str)         ;
 
   s = s.trim();
   s = s.toLowerCase();