Add compilation notes into README file.

LStranger · LStranger · commit 53efe4eb7fa2 · 2014-09-17T13:41:36.000+03:00
diff --git a/README b/README
@@ -1,2 +1,4 @@
 LXAppearance is part of LXDE project.
 It's a desktop-independent theme switcher for GTK+.
+
+Notes for compilation: it requires intltool 0.40 and GTK+ 2.12 or newer.
