* register user name and password for proxy authentication.

* remove option -pauth

doc/MANUAL.html

@@ -103,8 +103,6 @@ same as that appears in ~/.w3m/config.
 <dd>Process cookies.
 <dt>-no-cookie
 <dd>Don't process cookies.
-<dt>-pauth username:password
-<dd>Set username and password for (basic) proxy authentication.
 <dt>-num
 <dd>Show linenumber.
 <dt>-dump

doc/README.passwd

@@ -0,0 +1,23 @@
+You can save your passwords and usernames for a web page which require
+HTTP certification or a proxy certification.
+
+The configuration file is designated in "passwd_file" parameter. The
+format of the configuration file is as follows
+
+machine hostname
+port port number
+path local part
+realm realm string
+login username
+passwd password
+proxy
+
+Each configuration is began with machine and ended before the next machine.
+You can omit port, path and realm.
+
+proxy means settings for proxy certification.
+
+If passwd_file is readable from other users, w3m shows a warning for
+that.  If you can not set the permission for the passwd_file because
+of the restriction of your OS, you can suppress the warning with the
+setting of disable_secret_security_check.

doc/w3m.1

@@ -120,9 +120,6 @@ use cookie.
 .B -no-cookie
 don't use cookie
 .TP
-.B -pauth user:pass
-proxy authentication
-.TP
 .B -s
 squeeze multiple blank lines
 .TP