Update configuration.html (#374)

Change/correct logging setting from ScreenLogEvents to ScreenLogShowEvents

Author: lschin

quickfixj-core/src/main/doc/usermanual/usage/configuration.html

@@ -1147,7 +1147,7 @@ <H3>QuickFIX Settings</H3>
     <TD>&nbsp;</TD>
     <TD>&nbsp;</TD>
   <TR ALIGN="left" VALIGN="middle">
-    <TD><I>ScreenLogEvents</I></TD>
+    <TD><I>ScreenLogShowEvents</I></TD>
     <TD>Log events to screen.</TD>
     <TD>Y<BR>N</TD>
     <TD>Y</TD>