doc update

doc/html/66-inservice.html

@@ -68,7 +68,7 @@
 		</li>
 
 	</ul>
-<h2>Valid field for <tt>-o</tt> options</h2>
+<h2>Valid fields for <tt>-o</tt> options</h2>
 
     <ul>
         <li>

doc/html/66-intree.html

@@ -67,7 +67,7 @@
 		</li> 
 		<p>(!) If <em>tree</em> is not specified <tt>66-intree</tt> will display information about all available trees for the current owner of the process.</p>
 	</ul>
-<h2>Valid field for <tt>-o</tt> options</h2>
+<h2>Valid fields for <tt>-o</tt> options</h2>
 
     <ul>
         <li>

doc/man/66-inservice.1.scd

@@ -52,7 +52,7 @@
 	prints the _nline_ last lines from the log file of the _service_.
 	Default is 20.
 
-## VALID FIELD FOR -g OPTION
+## VALID FIELDS FOR -o OPTION
 
 *name*
 	Displays the name of the _service_.

doc/man/66-intree.1.scd

@@ -54,7 +54,7 @@
 	If _tree_ is not specified *66-intree* will display information about all
 	available trees for the current owner of the process.
 
-## VALID FIELD FOR -g OPTION
+## VALID FIELDS FOR -o OPTION
 
 *name*
 	Displays the name of the _tree_.