icecast: Move to nonworking

diff --git a/packages/icecast/.mtn2git_empty b/packages/nonworking/icecast/.mtn2git_empty
similarity index 100%
rename from packages/icecast/.mtn2git_empty
rename to packages/nonworking/icecast/.mtn2git_empty

diff --git a/packages/icecast/icecast_2.2.0.bb b/packages/nonworking/icecast/icecast_2.2.0.bb
similarity index 100%
rename from packages/icecast/icecast_2.2.0.bb
rename to packages/nonworking/icecast/icecast_2.2.0.bb