remove patch, and more comments

doc/todo/mdwn_preview.mdwn

@@ -18,7 +18,11 @@ add to ikiwiki.
 
 [[!tag wishlist]]
 
->>> Below is a simple plugin/[[patch]] to make use of the WMD editor.  Turns out it isn't hard at all to
+>>> Below is a simple plugin/[[patch]] to make use of the WMD editor.
+
+>>>> Now added to ikiwiki, thanks! --[[Joey]] 
+
+>>> Turns out it isn't hard at all to
 >>> get a basic version going (which doesn't handle directives at all, nor does it swtich itself off when you're
 >>> editing something other than Markdown source).  I've
 >>> removed the done tag so this is visible as a patch. -- [[Will]]
@@ -31,16 +35,6 @@ add to ikiwiki.
 >>> Can I get a license statement (ie, GPL-2+) ffrom you for the plugin?
 >>> --[[Joey]] 
 
-------
-
-### Instructions:
-
-
-Download the [WMD source](http://wmd-editor.com/downloads/wmd-1.0.1.zip).  In that zip file you'll
-find a few example html files, a readme and `wmd` directory.  Move the `wmd` directory into the
-ikiwiki `underlays` directory.  You should now have an `underlays/wmd/wmd.js` file as well as 
-some other javascript files and an images directory in the same place.
-
 > So, I wonder if I should add a copy of the WMD source to ikiwiki, or rely
 > on the user or distribution providing it. It does not seem to be packaged
 > for Debian yet. Hmm, I also can't find any copyright or license info in
@@ -52,66 +46,7 @@ remains.  Some CSS to clean up the display of the live WMD preview would be good
 > Can you elucidate the CSS comment -- or will it be obvious what you mean
 > when I try it? Is it what's needed for the live preview? --[[Joey]]
 
-Install the following patch and plugin file.  Then enable the 'wmd' plugin.
+> Hmm, now that I've tried it, I notice that it does live preview by
-
+> default, below the edit window. Which is nice, but then if I hit the
-
+> preview button, I get two previews.. which is confusing. (Also, minor,
-    diff --git a/templates/editpage.tmpl b/templates/editpage.tmpl
+> but: the live preview is missing the >Page Preview:" header.) --[[Joey]] 
-    index 4b54db2..b1cf015 100644
-    --- a/templates/editpage.tmpl
-    +++ b/templates/editpage.tmpl
-    @@ -37,6 +37,7 @@ Optional comment about this change:<br />
-     </div>
-     </TMPL_IF>
-     <TMPL_VAR FORM-END>
-    +<TMPL_VAR WMD_PREVIEW>
-     
-     <TMPL_IF NAME="PAGE_PREVIEW">
-     <hr />
-
------
-
-    #!/usr/bin/perl
-    package IkiWiki::Plugin::wmd;
-    
-    use warnings;
-    use strict;
-    use IkiWiki 3.00;
-    use POSIX;
-    use Encode;
-    
-    sub import {
-    	add_underlay("wmd");
-    	hook(type => "getsetup", id => "wmd", call => \&getsetup);
-    	hook(type => "formbuilder_setup", id => "wmd", call => \&formbuilder_setup);
-    }
-    
-    sub getsetup () {
-    	return
-    		plugin => {
-    			safe => 1,
-    			rebuild => 1,
-    		},
-    }
-    
-    sub formbuilder_setup (@) {
-    	my %params=@_;
-    	my $form=$params{form};
-    
-    	return if ! defined $form->field("do");
-    	
-    	return unless (($form->field("do") eq "edit") ||
-    				($form->field("do") eq "create"));
-    
-    	$form->tmpl_param("wmd_preview", "<div class=\"wmd-preview\"></div>\n".include_javascript(undef, 1));
-    }
-    
-    sub include_javascript ($;$) {
-    	my $page=shift;
-    	my $absolute=shift;
-    	
-    	return '<script src="'.urlto("wmd.js", $page, $absolute).
-    		'" type="text/javascript"></script>'."\n";
-    }
-    
-    1
-