Update changelog for 2.1.4 release
Update changelog for 2.1.4 release

chef/supermarket,dpnl87/supermarket,juliandunn/supermarket,robbkidd/supermarket,tas50/supermarket,juliandunn/supermarket,chef/supermarket,nellshamrell/supermarket,tas50/supermarket,robbkidd/supermarket,nellshamrell/supermarket,tas50/supermarket,juliandunn/supermarket,dpnl87/supermarket,nellshamrell/supermarket,chef/supermarket,juliandunn/supermarket,robbkidd/supermarket,dpnl87/supermarket,nellshamrell/supermarket,robbkidd/supermarket,chef/supermarket,dpnl87/supermarket,tas50/supermarket,chef/supermarket