[epiphany] Add missing itstool build dep

[Kalev Lember]

commit 9f2a637a83e25e5aa192ff7e01cf6aa4730c345f
Author: Kalev Lember <kalevlember at gmail.com>
Date:   Thu Aug 15 12:14:48 2013 +0200

    Add missing itstool build dep

 epiphany.spec |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/epiphany.spec b/epiphany.spec
index 3bf3c91..9b25081 100644
--- a/epiphany.spec
+++ b/epiphany.spec
@@ -27,6 +27,7 @@ BuildRequires: libsecret-devel >= 0.14
 BuildRequires: gettext-devel
 BuildRequires: avahi-gobject-devel
 BuildRequires: intltool
+BuildRequires: itstool
 BuildRequires: libnotify-devel
 BuildRequires: libsoup-devel
 BuildRequires: libwnck3-devel