Merge branch 'master' into 'master'

various fix

add  XMPP remote API endpoint

add XMPP remote API permissions

allow wildcards for jailkit copy  (eg: if we want php-cli and modules in jailkit chrooted environnement `/usr/bin/php /etc/php5/cli/conf.d /usr/lib/php5/*/*.so`), this is an admin function, unnecessary security point)

See merge request !492