Enable to select encoding in hgrc web section

Enable to select encoding in hgrc web section

This patch provides character encoding setting in each repository. After this
patch, You can use multi encoding repositories with one mercurial server.

--- a/doc/hgrc.5.txt	Sat Jun 23 21:11:28 2007 +0200
+++ b/doc/hgrc.5.txt	Wed Jun 13 18:18:06 2007 +0900
@@ -551,6 +551,9 @@
     Which template map style to use.
   templates;;
     Where to find the HTML templates. Default is install path.
+  encoding;;
+    Character encoding name.
+    Example: "UTF-8"
 
 
 AUTHOR

--- a/mercurial/hgweb/hgweb_mod.py	Sat Jun 23 21:11:28 2007 +0200
+++ b/mercurial/hgweb/hgweb_mod.py	Wed Jun 13 18:18:06 2007 +0900
@@ -103,6 +103,7 @@
             self.maxshortchanges = int(self.config("web", "maxshortchanges", 60))
             self.maxfiles = int(self.config("web", "maxfiles", 10))
             self.allowpull = self.configbool("web", "allowpull", True)
+            self.encoding = self.config("web", "encoding", util._encoding)
 
     def archivelist(self, nodeid):
         allowed = self.configlist("web", "allow_archive")
@@ -655,7 +656,7 @@
     def run_wsgi(self, req):
         def header(**map):
             header_file = cStringIO.StringIO(
-                ''.join(self.t("header", encoding=util._encoding, **map)))
+                ''.join(self.t("header", encoding=self.encoding, **map)))
             msg = mimetools.Message(header_file, 0)
             req.header(msg.items())
             yield header_file.read()