+20211120
+ + add dim, ecma+strikeout to st-0.6 -TD
+ + deallocate the tparm cache when del_curterm is called for the last
+ allocated TERMINAL structure (report/testcase by Bram Moolenaar,
+ cf: 20200531).
+ + modify test-package to more closely conform to Debian multi-arch.
+ + if the --with-pkg-config-libdir option is not given, use
+ ${libdir}/pkgconfig as a default (prompted by discussion with Ross
+ Burton).
+