Build the zeitgeist plugin

Up until now the zeitgeist plugin was built as part of the main gedit
package and shipped in the gedit-zeitgeist subpackage. This commit moves
the plugin here and adds obsoletes to deal with the name change from
gedit-zeitgeist -> gedit-plugin-zeitgeist.

gedit-plugins.spec

@@ -41,6 +41,9 @@ BuildRequires:  vte3-devel
 BuildRequires:  libgit2-glib-devel
 BuildRequires:  yelp-tools
 BuildRequires:  itstool
+%if %{with_zeitgeist}
+BuildRequires:  zeitgeist-devel
+%endif
 
 # this is a metapackage dragging in all the plugins
 Requires:       gedit-plugin-bookmarks
@@ -60,6 +63,9 @@ Requires:       gedit-plugin-synctex
 Requires:       gedit-plugin-terminal
 Requires:       gedit-plugin-textsize
 Requires:       gedit-plugin-wordcompletion
+%if %{with_zeitgeist}
+Requires:       gedit-plugin-zeitgeist
+%endif
 
 %description
 A collection of plugins for gedit.
@@ -179,6 +185,16 @@ Requires:       %{name}-data = %{version}-%{release}
 %description -n gedit-plugin-wordcompletion
 The gedit wordcompletion plugin.
 
+%if %{with_zeitgeist}
+%package -n     gedit-plugin-zeitgeist
+Summary:        gedit zeitgeist plugin
+Requires:       %{name}-data = %{version}-%{release}
+Requires:       zeitgeist
+Obsoletes:      gedit-zeitgeist < 2:3.13.0
+%description -n gedit-plugin-zeitgeist
+The gedit zeitgeist plugin.
+%endif
+
 %prep
 %setup -q
 %if !%{with_python3}
@@ -334,9 +350,15 @@ glib-compile-schemas %{_datadir}/glib-2.0/schemas &>/dev/null || :
 %{_libdir}/gedit/plugins/wordcompletion.plugin
 %{_datadir}/appdata/gedit-wordcompletion.metainfo.xml
 
+%files -n gedit-plugin-zeitgeist
+%{_libdir}/gedit/plugins/libzeitgeist.so
+%{_libdir}/gedit/plugins/zeitgeist.plugin
+%{_datadir}/appdata/gedit-zeitgeist.metainfo.xml
+
 %changelog
 * Wed Jun 25 2014 Kalev Lember <kalevlember@gmail.com> - 3.13.0-2
 - Ship gpdefs in the -data package
+- Build the zeitgeist plugin
 
 * Wed Jun 25 2014 Richard Hughes <rhughes@redhat.com> - 3.13.0-1
 - Update to 3.13.0