make sentence understandable. PR 45300.

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@683953 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/CoreTasks/war.html

@@ -287,7 +287,7 @@ using Ant's default manifest file. The content of
 <code>src/metadata/myapp.xml</code>.
 
 <p>We regulary receive bug reports that this task is creating the WEB-INF
-directory, and thus it is our fault your webapp doesn't work. The cause
+directory as web-inf (all lower case), and thus it is our fault your webapp doesn't work. The cause
 of these complaints lies in WinZip, which turns an all upper-case
 directory into an all lower case one in a fit of helpfulness. Please check that
 <code>jar xvf yourwebapp.war</code> shows the same behaviour before filing another