[FIXED INFRA-193] - Added a command to rename GitHub repos

The requester must have "@" prefix to call it.

Signed-off-by: Oleg Nenashev <o.v.nenashev@gmail.com>
[INFRA-142] - Make target channels parameterizable

Signed-off-by: Oleg Nenashev <o.v.nenashev@gmail.com>
Merge branch 'channels_upgrade'
Fixed a typo in logging

Signed-off-by: Oleg Nenashev <o.v.nenashev@gmail.com>