active la zone d action du perso
Centrage du canvas
Ajout du son.
Ajout d'une class pour le son.
ajout image epee
Merge branch 'master' of https://github.com/tonymx227/echek.fr

Conflicts:
	css/screen.css
Ajout du son, update.
Merge branch 'master' of https://github.com/tonymx227/echek.fr

sons
Merge branch 'master' of https://github.com/tonymx227/echek.fr

# Please enter a commit message to explain why this merge is necessary,
# especially if it merges an updated upstream into a topic branch.
#
# Lines starting with '#' will be ignored, and an empty message aborts
# the commit.
Merge branch 'master' of https://github.com/tonymx227/echek.fr