main/mlmmj: upgrade to 1.2.17

fixes #372

main/mlmmj/APKBUILD

 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=mlmmj
-pkgver=1.2.16
-pkgrel=1
+pkgver=1.2.17
+pkgrel=0
 pkgdesc="Mailing list managing made joyful"
 url="http://mlmmj.org/"
 license="MIT"
@@ -23,4 +23,4 @@ package() {
 	install -d "$pkgdir"/usr/share/mlmmj/texts
 	cp -r listtexts/* "$pkgdir"/usr/share/mlmmj/texts/
 }
-md5sums="9ea7ba91ccb55b9edf3e5148537364e3  mlmmj-1.2.16.tar.bz2"
+md5sums="bff8050f14f2084d661421135be685ad  mlmmj-1.2.17.tar.bz2"