cb0cat: add 'unix' to platforms list

Signed-off-by: Austin Seipp <aseipp@pobox.com>
spark: Remove unneeded whitespace.

Signed-off-by: Austin Seipp <aseipp@pobox.com>
checksec: add homepage

Signed-off-by: Austin Seipp <aseipp@pobox.com>
ktap: Update to 0.5-e7a38ef0

This adds a new, useful net library as well.

Signed-off-by: Austin Seipp <aseipp@pobox.com>
ktap: don't use FFI by default

It's not yet supported on i386 - instead, make it optional and
controlled by a `useFFI` attribute.

Signed-off-by: Austin Seipp <aseipp@pobox.com>
Merge pull request #1867 from thoughtpolice/fixes

Some minor fixes for my packages - ktap, cb0cat, etc