Added Italian translations for plugins 'access.sftp_psl', 'access.smb', 'access.webdav', 'access.wms', 'action.avatar', 'action.cart', 'action.powerfs', 'action.quicksend' and 'action.scheduler'.

Added Italian translations for plugins 'access.sftp_psl', 'access.smb', 'access.webdav', 'access.wms', 'action.avatar', 'action.cart', 'action.powerfs', 'action.quicksend' and 'action.scheduler'.