ENH: actionunban back to a sed command

per https://github.com/fail2ban/fail2ban/pull/182#discussion_r3999128
ENH: extra daemon info regex

for matching log lines like:
Mar 29 05:20:09 dusky sshd[19558]: [ID 800047 auth.info] Failed
keyboard-interactive for james from 205.186.180.30 port 54520 ssh2

this matches  [ID 800047 auth.info]
ENH: fail message matching for OpenSolaris and OS X

- OpenSolaris keyboard message matched by new regex 3
- Removed Bye Bye regex per
https://github.com/fail2ban/fail2ban/issues/175#issuecomment-16538036
- PAM auth failure or error and first char case-insensitive, can also
have chars after the hostname. e.g.

Apr 29 16:53:38 Jamess-iMac.local sshd[47831]: error: PAM:
authentication error for james from 205.186.180.101 via 192.168.1.201
ENH+TST: ssh failure messages for OpenSolaris and OS X
ENH: Use .local config files for logtarget and jail

Per: https://github.com/fail2ban/fail2ban/pull/182#discussion_r3886353