show = function show(targetModal, config) {
    var options = config || {};
    options.targetModal = targetModal; // Checks if modals and triggers exist in dom

    if (options.debugMode === true && validateModalPresence(targetModal) === false) return; // clear events in case previous modal wasn't close

    if (activeModal) activeModal.removeEventListeners(); // stores reference to active modal

    activeModal = new Modal(options); // eslint-disable-line no-new

    activeModal.showModal();
  }
Shows a particular modal
@param  {string} targetModal [The id of the modal to display]
@param  {object} config [The configuration object to pass]
@return {void}