Updates to files NEWS and THANKS.in

NEWS

@@ -4,6 +4,7 @@ This file documents the major additions and syntax changes between releases.
 	ENHANCEMENTS
 	check_ping: plugin output will now include hostname and IP address
 	check_disk_smb: Add configfile feature
+	check_apt: Add --only-critical switch
 
 
 2.2.2 xxxx-xx-xx

THANKS.in

@@ -53,6 +53,7 @@ Chris Pepper
 Chris Wilson
 Christian G Warden
 Christian Mies
+Christian Schmidt
 Christian Schneemann
 Christoph Kron
 Christoph Schell