Random String Generator
Sample Usage
const RandomStringGenerator = require("@mskashef/random-string-generator");
const myRSG = RandomStringGenerator('0123456789ABCDEF', 6);
console.log(myRSG.new()); // C57F56
console.log(myRSG.new()); // 071F93
console.log(myRSG.new()); // 79DD28
console.log(myRSG.new()); // 88F402
console.log(myRSG.new()); // 42CF9Cor with a custom length at each time:
console.log(myRSG.new(5)); // 6AE7F