added new date format support for ASSP SMTP Proxy
fixed little things
changed from DateASSPlike class to DateStrptime
as daniel desires
as yaroslav wishes
tight control of the filter for ASSP
fixed test date thx to steven
Merge branch PR #193 ASSP SMTP Proxy support (with some manual squashing)

Origin: https://github.com/lenrico/fail2ban

Squashing was done via rebase -i 1524b076d6c22f38cb68c5813b8923050721a1bf
to eliminate massive assp sample log file originally added

  fixed test date thx to steven
  tight control of the filter for ASSP
  as yaroslav wishes
  as daniel desires
  changed from DateASSPlike class to DateStrptime
  fixed little things
  added new date format support for ASSP SMTP Proxy