redisPub/sub usage in Redis

redis-cli SUBSCRIBE somectrl + cgithub

`redis-cli` executes Redis command in bash	`SUBSCRIBE` receive message from the specified channel
`some` name of the channel (just a string) which messages are going to be published to

redis-cli SUBSCRIBE test

Reading messages... (press Ctrl-C to quit)
1) "subscribe"
2) "test"
3) (integer) 1
1) "message"
2) "test"
3) "hi"
...