public PayloadBuilder alertTitle(final String title) {
        customAlert.put("title", title);
        return this;
    }
Sets the alert title text, the text the appears to the user,
to the passed value.

Used on iOS 8.2, iWatch and also Safari

@param title the text to appear to the user
@return  this
src/main/java/com/notnoop/apns/PayloadBuilder.java