dropbear: bump to version 2014.66

And add hash file.

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

package/dropbear/dropbear.hash

@@ -0,0 +1,2 @@
+# From https://matt.ucc.asn.au/dropbear/releases/SHA1SUM.asc
+sha1	793f5f1bb465b3c55e795d607932e8b21c130e95	dropbear-2014.66.tar.bz2

package/dropbear/dropbear.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-DROPBEAR_VERSION = 2014.65
+DROPBEAR_VERSION = 2014.66
 DROPBEAR_SITE = http://matt.ucc.asn.au/dropbear/releases
 DROPBEAR_SOURCE = dropbear-$(DROPBEAR_VERSION).tar.bz2
 DROPBEAR_TARGET_BINS = dbclient dropbearkey dropbearconvert scp ssh