lua5.4 (5.4.9-2) unstable; urgency=medium
 .
   * Make the lua5.4 package multi-arch allowed instead of foreign
     (closes: #1151635).

tk8.6 (8.6.18-2) unstable; urgency=medium
 .
   * Make the tk8.6 package multi-arch allowed instead of foreign,
     make tk8.6-dev depend on tk8.6:any.
   * Make the tk8.6-doc package multi-arch foreign.
   * Replace the tcl.tk domain which does not exist anymore by tcl-lang.org.
   * Switch to https:// from http:// in all the URLs.
   * Drop the priority field from debian/control.