guard let for nextCallbackPlaceholder in processHelper() method in RouterElement.swift
guard let for nextCallbackPlaceholder in processHelper() method in RouterElement.swift

naithar/Kitura,naithar/Kitura,naithar/Kitura,naithar/Kitura,IBM-Swift/Kitura,IBM-Swift/Kitura,IBM-Swift/Kitura,IBM-Swift/Kitura