python-cffi: add hash file

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/python-cffi/python-cffi.hash

@@ -0,0 +1,4 @@
+# From https://pypi.python.org/pypi/cffi/0.8.6
+md5	474b5a68299a6f05009171de1dc91be6	cffi-0.8.6.tar.gz
+# Calculated based on the hash above
+sha256	2532d9e3af9e3c6d0f710fc98b0295b563c7f39cfd97dd2242bd36fbf4900610	cffi-0.8.6.tar.gz