remove daemon submodule

Change-Id: Id7d2a5db75dae69393c1d702d49d4e4f6335fbc9
diff --git a/.gitmodules b/.gitmodules
index 1ed948b..e69de29 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +0,0 @@
-[submodule "contrib/ring-daemon"]
-	path = contrib/ring-daemon
-	url = https://github.com/savoirfairelinux/ring-daemon.git
diff --git a/contrib/ring-daemon b/contrib/ring-daemon
deleted file mode 160000
index f54fd7f..0000000
--- a/contrib/ring-daemon
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit f54fd7fdc6fcb018dfc44f49497becdf33031bc0