Generator's constructor: The documentation was incorrect regarding how
header wrapping gets done when maxheaderlen <> 0. The header really
gets wrapped via the email.Header.Header class, which has a more
sophisticated algorithm than just splitting on semi-colons.
diff --git a/Doc/lib/emailgenerator.tex b/Doc/lib/emailgenerator.tex
index 96eb268..330abc0 100644
--- a/Doc/lib/emailgenerator.tex
+++ b/Doc/lib/emailgenerator.tex
@@ -40,9 +40,8 @@
Optional \var{maxheaderlen} specifies the longest length for a
non-continued header. When a header line is longer than
\var{maxheaderlen} (in characters, with tabs expanded to 8 spaces),
-the header will be broken on semicolons and continued as per
-\rfc{2822}. If no semicolon is found, then the header is left alone.
-Set to zero to disable wrapping headers. Default is 78, as
+the header will be split as defined in the \module{email.Header}
+class. Set to zero to disable header wrapping. The default is 78, as
recommended (but not required) by \rfc{2822}.
\end{classdesc}