Change item name in each move to be compatible with the last release of Pypot
reduced the length of the ground dance moves
Merge branch 'artist_residence_etres_et_numerique' into simplify_move

Conflicts:
	etres-et-numerique/moves/4patte_chute.json
	etres-et-numerique/moves/mvt_petitpied.json
	etres-et-numerique/moves/mvt_sable.json
	etres-et-numerique/moves/passage_4pattes.json
	etres-et-numerique/moves/passage_dos.json
	etres-et-numerique/moves/passage_plage.json
Code OK for second representation at Lycée saintonge
Merge branch 'artist_residence_etres_et_numerique' into simplify_move

Conflicts:
	etres-et-numerique/moves/passage_plage.json