Update PKGBUILD

Bump to 3.4, install the README, and quote the source entry.

PKGBUILD

@@ -3,7 +3,7 @@
 # Maintainer: Daniele Fucini <dfucini [at] gmail [dot] com>
 
 pkgname=update-notify
-pkgver=3.3
+pkgver=3.4
 pkgrel=1
 pkgdesc='Notify when updates are available'
 arch=('any')
@@ -15,9 +15,9 @@ makedepends=('git')
 optdepends=('aurutils: to check AUR packages in the local repo for updates'
             'fwupd: to check for firmware updates'
             'git-monitor: to check git repos for updates')
-source=(git+${url}?signed#tag=${pkgver})
+source=("git+${url}?signed#tag=${pkgver}")
 validpgpkeys=('7E12BC1FF3B6EDB2CD8053EB981A2B2A3BBF5514')
-sha256sums=('413435ce9215cf6e37f9a11e69aba7d6338489547a552a6977f4f283da9402c2')
+sha256sums=('12a68498d50871264f4a0ed082ff29a361676cf134c43520f98ee3f287e45509')
 
 package()
 {
@@ -25,4 +25,5 @@ package()
     install -Dm755 "${pkgname}" "${pkgdir}/usr/bin/${pkgname}"
     install -Dm644 "${pkgname}.service" "${pkgdir}/usr/lib/systemd/user/${pkgname}.service"
     install -Dm644 "${pkgname}.timer" "${pkgdir}/usr/lib/systemd/user/${pkgname}.timer"
+    install -Dm644 README.md "${pkgdir}/usr/share/doc/${pkgname}/README.md"
 }