Added new project to docs: readline

  * readline/readline.org: document `inputrc' using Org;
  * (TOP)/readline/inputrc: tangled from Org document.

Signed-off-by: Vladimir Lomov <lomov.vl@gmail.com>
Updated docs/polytech and docs/emacs

  * emacs/emacs.org: added `defalias' for `yes-no';
  * polytech/scripts.org: updated, added comments about real example of
    use case; updated all tangled files:
    bin/odbmgr, odbmgr/{da,dm,dp,mp,q-list,q-show,query};
  * (TOP)/readline/inputrc: actually update (previous commit mentioned
    update but not updated file).

Signed-off-by: Vladimir Lomov <lomov.vl@gmail.com>