upstream update

PKGBUILD

@@ -5,8 +5,8 @@
 
 _pkgbasename=libpng
 pkgname=lib32-$_pkgbasename
-pkgver=1.6.7
-_apngver=1.6.7
+pkgver=1.6.8
+_apngver=1.6.8
 _libversion=16
 pkgrel=1
 pkgdesc="A collection of routines used to create PNG format graphics files (32-bit)"
@@ -18,9 +18,9 @@ makedepends=(gcc-multilib)
 options=('!libtool')
 source=("http://downloads.sourceforge.net/sourceforge/${_pkgbasename}/${_pkgbasename}-${pkgver}.tar.xz"{,.asc}
         "http://downloads.sourceforge.net/sourceforge/libpng-apng/libpng-${_apngver}-apng.patch.gz")
-md5sums=('7023a9eacd7b6a3eb95761a2f574d456'
+md5sums=('51ce71a1642cdde1f4485a7ff82193c0'
          'SKIP'
-         'aad92ea0cc3e29415b90c78f1d267799')
+         '6ddeea37e1945d809959a152d4258987')
 
 build() {
   export CC="gcc -m32"