Patch attached.
--- a/dodo.py 2014-04-10 16:13:09.000000000 +0200 +++ b/dodo.py 2014-05-29 23:40:28.633388584 +0200 @@ -74,7 +74,6 @@ valac_options = [ - '--enable-experimental-non-null', '--enable-experimental', '--target-glib=2.34', # see bug 0000004 '--define=LINUX'