Add missing deps

ocl-icd.spec

@@ -5,7 +5,7 @@ Summary:        OpenCL Library (Installable Client Library) Bindings
 
 License:        BSD
 URL:            https://github.com/OCL-dev/%{name}/
-Source0:        https://github.com/OCL-dev/%{name}/archive/v%{version}/%{name}-%{version}.tar.gz
+Source0:        %{url}/archive/v%{version}/%{name}-%{version}.tar.gz
 
 BuildRequires:  gcc
 BuildRequires:  automake
@@ -14,6 +14,8 @@ BuildRequires:  make
 BuildRequires:  libtool
 BuildRequires:  opencl-headers
 BuildRequires:  ruby rubygems
+BuildRequires:  asciidoc
+BuildRequires:  xmlto
 
 %description
 %{summary}.