Update libx11 to 1.6.3 to fix some security issues.

libx11/PKGBUILD

@@ -1,9 +1,8 @@
 # Part of the X.org group
-# Maintainer: Neophytos Kolokotronis <tetris4@gmail.com>
 
 pkgname=libx11
-pkgver=1.6.2
-pkgrel=4
+pkgver=1.6.3
+pkgrel=1
 pkgdesc="X11 client-side library"
 arch=(x86_64)
 url="http://xorg.freedesktop.org/"
@@ -11,7 +10,7 @@ depends=('libxcb' 'xproto' 'kbproto')
 makedepends=('xorg-util-macros' 'xextproto' 'xtrans' 'inputproto')
 license=('custom')
 source=(${url}/releases/individual/lib/libX11-${pkgver}.tar.bz2)
-sha256sums=('2aa027e837231d2eeea90f3a4afe19948a6eb4c8b2bec0241eba7dbc8106bd16')
+sha256sums=('cf31a7c39f2f52e8ebd0db95640384e63451f9b014eed2bb7f5de03e8adc8111')
     
 build() {
   cd "${srcdir}/libX11-${pkgver}"