Changes in 2.5.1

1) Make "shorewall add" work with 'ipsec' in hosts file.

2) Remove dependence on 'which'

3) Rename "status" to "dump" and add real status command.

4) Fix Makefile (compare to restore-base rather than restarted).

Changes in 2.5.1ex/2.5.0

1) Clean up handling of zones

2) Make the removal of the ipsec file upward compatible.

3) Improve CONTINUE policy handling.

4) Implement arp_ignore support.

Changes in 2.5.0ex

1) Make warning and error messages easier to find by using
   capitalization.

2) Remove /etc/shorewall/ipsec and merge it's function with
   /etc/shorewall/zones.

3) Apply small fix to the above patch.

4) Remove dynamic zone support.

5) Add "established policy" support.

6) Add CRITICALHOSTS support.

7) Remove 'bogon' stuff.

8) Implement Macros.