gfse: always open a resizable text box when editing concrete syntax

(Also fixed a broken link in gf-web-api-examples.html)

src/www/gfse/TODO

@@ -40,3 +40,5 @@
 
 + Bug! The startcat menu shows the first category by default, but the startcat
   flag is actually not set until a selection is made from the menu.
+
++ Always open a resizable text box when editing concrete syntax.

src/www/gfse/editor.js

@@ -1811,16 +1811,18 @@ function string_editor(el,init,ok,async) {
 	e.it.focus();
     }
     var m=empty_class("span","error_message");
-    if(init.indexOf("\n")>=0) {
+    /*if(init.indexOf("\n")>=0)*/ {
 	var rows=init.split("\n").length+1
 	var i=node("textarea",{"class":"string_edit",name:"it",
-			       rows:rows,cols:"80"},
+			       rows:rows,cols:"60"},
 		   [text(init)]);
     }
+    /*
     else {
 	var i=node("input",{"class":"string_edit",name:"it",value:init},[]);
 	if(init.length>10) i.size=init.length+5;
     }
+    */
     var e=node("form",{},
 	       [i,
 		text(" "),