Made a note that Melange development is supported only on Ubuntu 12.04.
diff --git a/GettingStarted.wiki b/GettingStarted.wiki
index cdc76cd..e78cd28 100644
--- a/GettingStarted.wiki
+++ b/GettingStarted.wiki
@@ -14,7 +14,7 @@
 
 == Prerequisites == 
 
-Building, testing, and running Melange depends on installation of a few system packages:
+Melange development is supported on Ubuntu 12.04 (though it happens to work on a wide range of other platforms). Building, testing, and running Melange depends on installation of a few system packages:
  * git
  * libxml2-dev
  * libxslt-dev