Without this patch, dependencies would be downloaded and compiled
by rebar at build time.

Signed-off-by: Christophe Romain <cromain@process-one.net>

diff --git a/rebar.config b/rebar.config
index 68ffdeb..651a829 100644
--- a/rebar.config
+++ b/rebar.config
@@ -24,8 +24,6 @@
 {port_env, [{"CFLAGS", "$CFLAGS"}, {"LDFLAGS", "$LDFLAGS -lyaml"}]}.
 {port_specs, [{"priv/lib/fast_yaml.so", ["c_src/fast_yaml.c"]}]}.

-{deps, [{p1_utils, ".*", {git, "git://github.com/processone/p1_utils", {tag, "1.0.7"}}}]}.
-
 {clean_files, ["c_src/fast_yaml.gcda", "c_src/fast_yaml.gcno"]}.

 {cover_enabled, true}.