specify >= 1.9.3 required

Jerry Cheung · Jerry Cheung · commit 96170f3c392c · 2014-10-27T10:30:16.000-07:00
diff --git a/History.rdoc b/History.rdoc
@@ -1,6 +1,6 @@
 === Net::LDAP 0.9.0
 * Major changes:
-  * Dropped support for ruby 1.8.7
+  * Dropped support for ruby 1.8.7, ruby >= 1.9.3 now required
 * Major enhancements:
   * Search timeout
   * Instrumentation
