1. Unify the check for a penalty < 0 into the set_member_penalty code.

1. Unify the check for a penalty < 0 into the set_member_penalty code.
2. Fix an error when checking the CLI command for setting a member's penalty.
3. Fix a logging error if the incorrect parameter was the queue name or interface.

(closes issue #11544, reported and patched by Laureano)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@94124 65c4cc65-6c06-0410-ace0-fbb531ad65f3