main/dropbear: upgrade to 2015.68

Also generate ECDSA-Hostkey on startup.

main/dropbear/APKBUILD

 # Contributor: Carlo Landmeter <clandmeter at gmail>
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=dropbear
-pkgver=2015.67
+pkgver=2015.68
 pkgrel=0
 pkgdesc="small SSH 2 client/server designed for small memory environments"
 url="http://matt.ucc.asn.au/dropbear/dropbear.html"
@@ -53,19 +53,20 @@ package() {
 _scp() {
 	pkgdesc="Dropbear scp support"
 	depends="dropbear"
+	arch="noarch"
 	mkdir -p "$subpkgdir"/usr/bin
 	mv "$pkgdir"/usr/bin/scp "$subpkgdir"/usr/bin/
 }
 
-md5sums="e967e320344cd4bfebe321e3ab8514d6  dropbear-2015.67.tar.bz2
+md5sums="7664ac10f7cc2301c530eb80c756fc5d  dropbear-2015.68.tar.bz2
 9b5c5b9e270aadc4199c272664f5d885  dropbear.initd
 af73c487e2be37d65d0e8bf80489357e  dropbear.confd
 d33de2027d5dc851762b65b276f1ac83  dropbear-0.53.1-static_build_fix.patch"
-sha256sums="7e690594645dfde5787065c78a5d2e4d15e288babfa06e140197ce05f698c8e5  dropbear-2015.67.tar.bz2
+sha256sums="55ea7c1e904ffe4b1cdbe1addca8291a2533d7d285fd22ac33608e9502a62446  dropbear-2015.68.tar.bz2
 3ef52a3d1485404a5caefeebe2c90283a35ea297d4d051e0b4320efac323de4d  dropbear.initd
 e891255a49d408eb11514662faa4d724a1df27cc2ee90268507dbd2573b67334  dropbear.confd
 c3bfdde97dc6306c8472d4b58fef874759a52d181eab1ef40363fec849a5d5d7  dropbear-0.53.1-static_build_fix.patch"
-sha512sums="6a23f7dbe8ccd39683488a16ce4db39cdba529e9d302165742eb818d3cf520a3793660ff6c8ce0520ddb87dcac726ff34ed3dbcb7efa83115deafad2c6c0a5f3  dropbear-2015.67.tar.bz2
+sha512sums="7725cd4077a3968684db3646f6013c6202977e79d281619e029366e45fca9c4e33e271812626237b6e33938eeb4c8b260902fe2b57cff085086bf930713a934a  dropbear-2015.68.tar.bz2
 148bd8740a4d60d4cde5f97515e1130081460ef10b5c022d4ccf0b19ab3225a2705dcbd8e4545ef0a14eeee1098d8005aecce1f5b6c7c7110bfe7e19db3cea43  dropbear.initd
 83f2c1eaf7687917a4b2bae7d599d4378c4bd64f9126ba42fc5d235f2b3c9a474d1b3168d70ed64bb4101cc251d30bc9ae20604da9b5d819fcd635ee4d0ebb0f  dropbear.confd
 c9b0f28eb9653de21da4e8646fc27870a156112bce3d8a13baa6154ebf4baada3dee4f75bd5fdf5b6cd24a43fb80fb009e917d139d9e65d35118b082de0ebfbf  dropbear-0.53.1-static_build_fix.patch"

main/dropbear/dropbear.initd

@@ -21,6 +21,10 @@ check_config() {
 		einfo "Generating RSA-Hostkey..."
 		/usr/bin/dropbearkey -t rsa -f /etc/dropbear/dropbear_rsa_host_key
 	fi
+	if [ ! -e /etc/dropbear/dropbear_ecdsa_host_key ] ; then
+		einfo "Generating ECDSA-Hostkey..."
+		/usr/bin/dropbearkey -t ecdsa -f /etc/dropbear/dropbear_ecdsa_host_key
+	fi
 }
 
 start() {