pptp-linux: add hash file

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/pptp-linux/pptp-linux.hash

@@ -0,0 +1,3 @@
+# From http://sourceforge.net/projects/pptpclient/files/pptp/pptp-1.8.0/
+md5	4efce9f263e2c3f38d79d9df222476de	pptp-1.8.0.tar.gz
+sha1	6289953812ac986c7234e83aefb10b5e279dc613	pptp-1.8.0.tar.gz