public ApnsServiceBuilder withReadTimeout(int readTimeout) {
    	this.readTimeout = readTimeout;
    	return this;
    }
Specify the timeout value to be set in new setSoTimeout in created
sockets, for both feedback and push connections, in milliseconds.
@param readTimeout timeout value to be set in new setSoTimeout
@return this
src/main/java/com/notnoop/apns/ApnsServiceBuilder.java