NEWS: Modify list of changes for 2.1.1 release

Make the list of changes slightly more descriptive.

NEWS

@@ -1,11 +1,12 @@
 This file documents the major additions and syntax changes between releases.
 
 2.1.1 2nd December 2014
-        FIXES
-        Fix check_apt memset
-        Fix check_real null termination
-        Fix check_tcp help description escaping
-        Fix check_ntp jitter response processing
+	FIXES
+	Fix check_ntp's jitter checking
+	Fix check_ntp's handling of invalid server responses
+	Fix check_apt's handling of invalid regular expressions
+	Fix check_real's server response processing
+	Fix backslash escaping in check_tcp's --help output
 
 2.1 15th October 2014
 	ENHANCEMENTS