Changes since 1.4.7

1) Applied patch from Tuomo Soini that fixes syntax error occuring with
   some versions of 'ash'.

2) Applied Andrew Zhoglo's patch that avoids using multiport match for
   ICMP.

3) Added support for QUEUE target.

4) Fix error handling after "Unable to determine the routes..."

5) Fix handling of LOGUNCLEAN

6) Added BLACKLISTNEWONLY support.

7) Correct optimization for 'complex' zones.