removed minified files, minifing should be part of build process

htdocs/css/mpd.css

@@ -83,4 +83,8 @@ td:last-child, td:first-child {
   position: relative;
   z-index: 9999;
   margin: 5px 0px;
-}
+}
+
+button {
+  overflow: hidden;
+}