add table.attribute<operator>value support for noderange

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@4277 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-client/pods/man3/noderange.3.pod

@@ -26,6 +26,8 @@ I<Examples:>
 
  group1@group2
 
+ table.attribute<operator>value
+
 =head1 B<Description>
 
 B<noderange> is a syntax that can be used in most xCAT commands to
@@ -213,6 +215,15 @@ E.g. node2, node3, node20, node30, node21234 all match.
 
  /node[23].*
 
+=item 8.
+
+Generates  a  list of nodes which have the value hmc in the nodehm.cons 
+attribute. 
+
+ nodehm.cons==hmc
+
+ nodehm.cons=~hmc 
+
 =back