MFC r265590, r265594, r265595, r265599 [1], r265601 [1],
r265602 [1], r265603 [1], r265605 [1], r265607 [1],
r267554 [1]:

r265590:
  Modify release.xsl to allow proper attribution for
  sponsored and/or contributed works.

r265594:
  Add two new entity files in followup to r265590,
  sponsor.ent and vendor.ent, which will be used for
  sponsor/vendor names and URLs.

r265595:
  Add references to sponsor.ent and vendor.ent in
  relnotes/article.xml and share/xml/catalog.xml.

r265599:
  Add DARPA, AFRL to sponsor.ent.

r265601:
  Add LSI and Spectra Logic to sponsor.ent.

r265602:
  Add Netgate to sponsor.ent.

r265603:
  Add a note to keep the entity lists sorted alphabetically.

r265605:
  Add Google to the sponsor.ent file.

r265607:
  Separate &darpa; entity and create &darpa_afrl to
  avoid confusion.

r267554:
  Add &citrix; and &citrix.rd; macros.

[1] - Partial, entity addition only.

Sponsored by:	The FreeBSD Foundation