[#2819] Remove premium dir

Somehow premium directory got added.

Changes to be committed:
	deleted:    premium

diff --git a/premium b/premium
deleted file mode 160000 (submodule)
index 7a69705..0000000
--- a/premium
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 7a69705673f8aa5dd3b3b61d7612afa7b0f876cc