configure hooks
Merge branch 'master' into universcine

Conflicts:
	gitconfig
set $EDITOR

For use in MariaDB client
Merge branch 'master' of github.com:greg0ire/dotfiles
configure composer globally
we do not need these anymore
Merge branch 'master' into universcine
change sismo path

It has been moved to $COMPOSER_HOME
enable the syntactic checker by default
add shunit2 to the path