Description of problem:

perl-Net-MQTT-Simple-1.21 subscription method does not actually work

Version-Release number of selected component (if applicable):

1.21

How reproducible:

every time

Steps to Reproduce:
1. run `mqtt-simple -h mqtt -s 'test' #in one terminal
2. mosquitto_pub -h mqtt -t test -m payload #in second terminal

Actual results:

script does not return topic/payload

Expected results:

$ mqtt-simple -h mqtt -s 'test'
test payload

Additional info:

Version perl-Net-MQTT-Simple-1.28 works fine and has been built for Fedora already.