remove repeatString from util

plugins/pilot/util.js

@@ -260,21 +260,6 @@ exports.makeArray = function(number, character) {
     return newArray;
 };
 
-/**
- * Repeat a string a given number of times.
- * @param string String to repeat
- * @param repeat Number of times to repeat
- */
-exports.repeatString = function(string, repeat) {
-    var newstring = '';
-
-    for (var i = 0; i < repeat; i++) {
-        newstring += string;
-    }
-
-    return newstring;
-};
-
 /**
  * Given a row, find the number of leading spaces.
  * E.g. an array with the string "  aposjd" would return 2