security/p5-openxpki-deployment: Unbreak by adding Stage support

In addition to changes related to staging:

• Adds LICENSE (ART20)
• Fixes rc.d script for new rules
• remove BROKEN definition (added due to lack of staging)

What the patch does not do is fix the build on FreeBSD 10+ This will
be dealt with in a following patch. Testing without poudriere and
redports (F8 and F9, x4).

PR: 190960
Submitted by: maintainer (Sergei Vyshenski)