Update mod.ts

Author: Mqxx

src/string/mod.ts

@@ -1,7 +1,11 @@
 import reverseString from './reverse_string.ts';
 import trim from './trim/mod.ts'
+import capitalizeWord from './capitalize_word.ts'
+import splitBetweenTokens from './split_between_tokens.ts'
 
 export const string = {
   reverseString,
-  trim
+  trim,
+  capitalizeWord,
+  splitBetweenTokens
 }