Clarify update news.

NEWS

@@ -6,7 +6,8 @@ documents those changes that are of interest to users and admins.
  -- Maintain actually job step run time with suspend/resume use.
  -- Allow slurm.conf options to appear multiple times.  SLURM will use the
     last instance of any particular option.
- -- Add version number to node state save file, requires code-start (slurmctld -c)
+ -- Add version number to node state save file. Will not recover node 
+    state information on restart from older version.
 
 * Changes in SLURM 1.2.0-pre5
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