upgrade shell config file

sys/apis/ui.lua

@@ -3212,7 +3212,7 @@ function UI.TextArea:draw()
 --  self:setCursorPos(1, 1)
 	self.cursorX, self.cursorY = 1, 1
 	self:print(self.value)
-	self.ymax = self.cursorY + 1
+	self.ymax = self.cursorY
 
 	for _,child in pairs(self.children) do
 		if child.enabled then

sys/extensions/4.user.lua

@@ -14,11 +14,18 @@ end
 
 local lua_path = package.path
 
+-- TODO: Temporary
+local upgrade = Util.readTable('usr/config/shell')
+if upgrade and not upgrade.upgraded then
+	fs.delete('usr/config/shell')
+end
+
 if not fs.exists('usr/config/shell') then
 	Util.writeTable('usr/config/shell', {
 		aliases  = shell.aliases(),
 		path     = 'usr/apps',
 		lua_path = lua_path,
+		upgraded = true,
 	})
 end