Add AlpsEngine cray.conf parameter information to Cray way page

doc/html/cray.shtml

@@ -568,6 +568,15 @@ located in the same directory as the <i>slurm.conf</i> file. Configuration
 parameters supported by <i>cray.conf</i> are listed below.</p>
 
 <p><dl>
+<dt><b>AlpsEngine</b></dt>
+<dd>Communication protocol version number to be used between Slurm and
+ALPS/BASIL. The default value is BASIL's response to the ENGINE query.
+Use with caution: Changes in ALPS communications which are not recognized
+by Slurm could result in loss of jobs.
+Currently supported values include
+1.1, 1.2.0, 1.3.0, 3.1.0, 4.0, 4.1.0, 5.0.0, 5.0.1, 5.1.0 or "latest".
+A value of "latest" will use the most current version of Slurm's logic and
+can be useful for validation with new versions of ALPS.</dd>
 <dt><b>apbasil</b></dt>
 <dd>Fully qualified pathname to the apbasil command.
 The default value is <i>/usr/bin/apbasil</i>.</dd>
@@ -657,6 +666,6 @@ login: # /etc/init.d/slurm start
 
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-<p style="text-align:center;">Last modified 17 December 2012</p>
+<p style="text-align:center;">Last modified 10 January 2013</p>
 
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