Rob W. W. Hooft's spelling fixes for the Library Reference. I hope
SourceForge doesn't choke on this batch :-)

I'm not entirely sure this is 100% correct. The patch changes an
\index{persistency} to \index{presistence}, and I don't know what \index{}
does. But it seems to do so persi--er, consistently, so I hope it isn't a
problem.
diff --git a/Doc/lib/libimaplib.tex b/Doc/lib/libimaplib.tex
index 9e57818..8fdc359 100644
--- a/Doc/lib/libimaplib.tex
+++ b/Doc/lib/libimaplib.tex
@@ -42,7 +42,7 @@
 \end{excdesc}
 
 \begin{excdesc}{IMAP4.readonly}
-This exception is raised when a writeable mailbox has its status changed by the server.  This is a
+This exception is raised when a writable mailbox has its status changed by the server.  This is a
 sub-class of \exception{IMAP4.error}.  Some other client now has write permission,
 and the mailbox will need to be re-opened to re-obtain write permission.
 \end{excdesc}