0.12.8

Fix some easy to cause crashes.
Remove some obsolete code that caused long compilation times.
Prevents inclusion of the root filesystem path directly.
Test that the example programs compile.

0.12.7

    Supports iptables-restore output format.
    Supports IPv6 names.
    Supports ip6tables and ip6tables-restore output format.
    Better warnings when services don't resolve.
    Increases include file recursion depth to 512 from 16.
    Directory includes now have stable ordering of the files within.

    Runs tests in parallel so their output is captured, and generate more output.
    Adds more compiler warnings.
    Compiles clean under clang.

0.12.6

    Support shell globbing in include directives.
    Allow '*' as a network interface name.

    Modernise build environment:
    Fix many compiler warnings.
    Finish migration to Git as upstream host.