arachni: Begin upgrading to version 0.4.2.

This package's dependency list is insane. Some of the dependencies have
AUR listings, but arachni requires some dependencies to be out-of-date.
dirbuster: Begin fixing errors.
beef: Fix packaging errors.
scalpel: Add notes, fix some formatting.
Merge branch 'scalpel'

Conflicts:
	packages/scalpel/PKGBUILD
Merge branch 'arachni4.2'

Conflicts:
	packages/arachni/PKGBUILD
Merge branch 'beef'

Conflicts:
	packages/beef/PKGBUILD
Merge branch 'dirbuster'

Conflicts:
	packages/dirbuster/PKGBUILD