TODO: more TODO items.

* TODO.yaml: Put some new pressing TODO items at the top of the list.

Signed-off-by: Gary V. Vaughan <gary@gnu.org>
specl: break dependency on lua-stdlib.

* specl/matchers.lua: Do not require std.
* specl/std/getopt.lua: A copy of stdlib-33 getopt.lua.
* specl/specl.in: Require local copy of getopt instead of all of
stdlib.
* specl/specl.mk (nobase_dist_lua_DATA): Add specl/std/getopt.lua.
* specl-rockspec.lua (dependencies): Remove std dependency.
* TODO.yaml: Remove completed TODO item.

Signed-off-by: Gary V. Vaughan <gary@gnu.org>