Index: io_lihata_ver.html
===================================================================
--- io_lihata_ver.html	(revision 31090)
+++ io_lihata_ver.html	(revision 31091)
@@ -77,6 +77,11 @@
 	it explicitly by writing "noshape" instead of just leaving the
 	thermal shape empty.
 
+	<H3> v7 </H3>
+	<p id="v7">
+	Polygon enforce_clearance (when non-zero, enforces minimum clearance
+	on clearing objects within the polygon).
+
 <H2> lihata subcircuit </H2>
 	<H3> v4 </H3>
 	Initial version, used before board v6.