fix install module from a relative path
this was needed to make cozy-calendar apps websocket works
Merge branch 'fix-calendar-websocket-proxy' of github.com:maboiteaspam/cozy-light

Conflicts:
	cozy-light.js
Merge branch 'install-from-relative-path' of github.com:maboiteaspam/cozy-light

Conflicts:
	cozy-light.js