update readme

README.md

@@ -6,8 +6,9 @@ About
 vichan is a free light-weight, fast, highly configurable and user-friendly
 imageboard software package. It is written in PHP and has few dependencies.
 
-vichan is a fork of [Tinyboard](http://tinyboard.org/), a great imageboard package, actively
-building on it and adding a lot of features and other improvements.
+vichan is a fork of (now defunc'd) [Tinyboard](http://github.com/savetheinternet/Tinyboard),
+a great imageboard package, actively building on it and adding a lot of features and other
+improvements.
 
 Support and announcements: https://int.vichan.net/devel/
 
@@ -64,7 +65,7 @@ backup your ```inc/instance-config.php```, replace all your files in place
 (don't remove boards etc.), then put ```inc/instance-config.php``` back and
 finally run ```install.php```.
 
-To migrate from a Kusaba X board:
+To migrate from a Kusaba X board, use http://github.com/vichan-devel/Tinyboard-Migration
 
 Support
 --------
@@ -84,10 +85,7 @@ find support from a variety of sources:
 vichan is based on a Tinyboard, so both engines have very much in common. These
 links may be helpful for you as well: 
 
-*	Tinyboard documentation can be found [here](http://tinyboard.org/docs/).
-*	You can join Tinyboard's IRC channel for support and general queries: 
-	[irc.datnode.net #tinyboard](irc://irc.datnode.net/tinyboard).
-*	You may find help at [tinyboard.org](http://tinyboard.org/#help).
+*	Tinyboard documentation can be found [here](https://web.archive.org/web/20121016074303/http://tinyboard.org/docs/?p=Main_Page).
 
 Donations
 ---------