Fix collective docs

docs/html/userhtmlsu73.html

@@ -10,7 +10,7 @@
 <link rel="stylesheet" type="text/css" href="userhtml.css"> 
 </head><body 
 >
-   <!--l. 999--><div class="crosslinks"><p class="noindent">[<a 
+   <!--l. 1132--><div class="crosslinks"><p class="noindent">[<a 
 href="userhtmlsu72.html" >prev</a>] [<a 
 href="userhtmlsu72.html#tailuserhtmlsu72.html" >prev-tail</a>] [<a 
 href="userhtmlsu70.html#tailuserhtmlsu73.html">tail</a>] [<a 
@@ -20,11 +20,11 @@ href="userhtmlsu59.html#userhtmlsu75.html" >up</a>] </p></div>
                                                                   
 
                                                                   
-   <pre class="verbatim" id="verbatim-84">
+   <pre class="verbatim" id="verbatim-91">
 call&#x00A0;psb_rcv(ctxt,&#x00A0;dat,&#x00A0;src,&#x00A0;m)
 </pre>
-<!--l. 1003--><p class="nopar" >
-<!--l. 1005--><p class="indent" >   This subroutine receives a packet of data to a destination.
+<!--l. 1136--><p class="nopar" >
+<!--l. 1138--><p class="indent" >   This subroutine receives a packet of data to a destination.
      <dl class="description"><dt class="description">
 <span 
 class="cmbx-10">Type:</span> </dt><dd 
@@ -81,7 +81,7 @@ class="cmmi-10">dat </span>is  a  rank  2  array,  specifies  the  number  of  r
 class="cmmi-10">size</span>(<span 
 class="cmmi-10">dat,</span>1); must have the same
      value on sending and receiving processes.</dd></dl>
-<!--l. 1031--><p class="indent" >
+<!--l. 1164--><p class="indent" >
      <dl class="description"><dt class="description">
 <span 
 class="cmbx-10">On Return</span> </dt><dd 
@@ -104,7 +104,7 @@ class="cmmi-10">m </span>is not specified, size
                                                                   
 
                                                                   
-<!--l. 1043--><p class="noindent" ><span 
+<!--l. 1176--><p class="noindent" ><span 
 class="cmbx-12">Notes</span>
      <ol  class="enumerate1" >
      <li