add the stuff removed last commit, back in.

diff --git a/.pkgmeta b/.pkgmeta
index 1ffeef3..c119133 100644
--- a/.pkgmeta
+++ b/.pkgmeta
@@ -8,6 +8,15 @@ license-output: LICENSE.txt

 enable-nolib-creation: yes

+optional-dependencies:
+ - advanced-trade-skill-window
+ - atsw
+ - skillet
+ - manufac
+ - cauldron
+ - tomtom
+ - tiptac
+
 ignore:
  - .pkgmeta
  - .docmeta