aggiornamento da remoto
gestione e aggiornamento lista partecipanti
Merge remote-tracking branch 'origin/master'

Conflicts:
	WebContent/LabDettaglio.xhtml
	WebContent/WEB-INF/faces-config.xml
	WebContent/resources/css/style.css
	WebContent/resources/css/table-style.css
	src/it/rn14/managerlab/lab/LabDettaglio.java
	src/it/rn14/managerlab/proxyobj/Group.java