added arch packaging files

PKGBUILD

@@ -0,0 +1,29 @@
+# Maintainer: Patrick Ulbrich <zulu99 at gmx . net>
+# Contributor: rasmus <rasmus . pank at gmail . com>
+
+pkgname=mailnag
+pkgver=0.5.2
+pkgrel=1
+pkgdesc="A mail notification daemon for GNOME 3."
+arch=('any')
+url="https://github.com/pulb/mailnag"
+license=('GPL')
+depends=('python2' 'python2-gobject' 'python2-httplib2'
+        'libgnome-keyring' 'python2-xdg' 'python2-dbus'
+	    'libnotify' 'gstreamer0.10-base-plugins')
+makedepends=('gettext')
+source=('https://launchpad.net/mailnag/trunk/mailnag-master/+download/mailnag-0.5.2.tar.gz')
+md5sums=('10bb4d1618dce791f7ae619f81580a68')
+install='mailnag.install'
+
+build() {
+  # python2 fix
+  sed -i 's/python/python2/g' "${srcdir}/mailnag"
+  sed -i 's/python/python2/g' "${srcdir}/mailnag_config"
+  find -name "*.py" -exec sed -i 's_#!.*/usr/bin/env.*python_#!/usr/bin/env python2_' {} \;
+}
+
+package() {
+  cd ${srcdir}
+  python2 setup.py install --root=${pkgdir}
+}

mailnag.install

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+post_install() {
+	echo 'To configure Mailnag run mailnag_config.'
+}