Move painting mod into "misc" directory

README.md

@@ -77,6 +77,7 @@ The game includes the mods from the default [minetest_game](https://github.com/m
   * [campfire][] ([GPL][lic.gpl2.0] / [CC BY-SA][lic.ccbysa] / [WTFPL][lic.campfire]) -- version: [1058f1d Git][ver.campfire] *2019-11-28*
   * [intllib][] ([Unlicense][lic.unlicense]) -- version: [6ebdc53][ver.intllib] *2021-02-23* ***DEPRECATED***
   * [listitems][] ([MIT][lic.listitems]) -- version: [0.7][ver.listitems] *2021-04-29*
+  * [painting][] (???) -- version [8961849 Git][ver.painting] *2016-05-05*
   * [pipeworks][] ([LGPL][lic.lgpl3.0] / [CC BY-SA][lic.ccbysa4.0]) -- version: [2670fd8 Git][ver.pipeworks] *2021-05-06* ([patched][patch.pipeworks])
 * mobiles/
 	* [chicken][creatures] ([Zlib][lic.creatures] / [CC BY-SA][lic.ccbysa3.0]) -- version: [bce3b51 Git][ver.chicken] *2021-05-05*
@@ -98,7 +99,6 @@ The game includes the mods from the default [minetest_game](https://github.com/m
 	* [sheep][creatures] ([Zlib][lic.creatures] / [CC BY-SA][lic.ccbysa3.0]) -- version: [ff39b4a Git][ver.sheep] *2021-05-13*
 	* [sneeker][] ([MIT][lic.sneeker]) -- version: [1.0][ver.sneeker] *2021-05-08*
 	* [zombie][creatures] ([Zlib][lic.creatures] / [CC BY-SA][lic.ccbysa3.0]) -- version: [4edb18e Git][ver.zombie] *2021-05-05*
-* [painting][] (???) -- version [8961849 Git][ver.painting] *2016-05-05*
 * plantlife/
 * player/action/
 	* [hbsprint][] ([LGPL][lic.lgpl2.1]) -- version: [f566d0f Git][ver.hbsprint] *2021-02-18* ([patched][patch.hbsprint])