0.16.1; reduce deps. the icon is only the dconf-editor icon

PKGBUILD

 # Maintainer: Ionut Biru <ibiru@archlinux.org>
 
 pkgname=dconf
-pkgver=0.16.0
+pkgver=0.16.1
 pkgrel=1
 pkgdesc="A low-level configuration system."
 arch=(i686 x86_64)
 url="http://live.gnome.org/dconf"
 license=('LGPL2.1')
-depends=('glib2' 'gtk-update-icon-cache')
+depends=('glib2')
 makedepends=('vala' 'gtk3' 'intltool' 'docbook-xsl' 'python' 'python2')
 optdepends=('gtk3: for dconf-editor')
 install=dconf.install
 source=(http://download.gnome.org/sources/$pkgname/${pkgver%.*}/$pkgname-$pkgver.tar.xz)
-sha256sums=('192d682b8e160e22506f3fac6847444013c7cdbef188d937a6ae2b357f9134bb')
+sha256sums=('a551d04d06599ee9adde500c71ad8567d68f45420b6dbca10ca51e2834d80fee')
 
 build() {
   cd "$pkgname-$pkgver"

dconf.install

 post_install() {
-    gio-querymodules /usr/lib/gio/modules
-    glib-compile-schemas /usr/share/glib-2.0/schemas
+  gio-querymodules /usr/lib/gio/modules
+  glib-compile-schemas /usr/share/glib-2.0/schemas
+  if [[ -x /usr/bin/gtk-update-icon-cache ]]; then
     gtk-update-icon-cache -q -t -f /usr/share/icons/hicolor
+  fi
 }
 
 post_upgrade(){
-    post_install
+  post_install
 }
 
 post_remove() {
-    post_install
+  post_install
 }