[pkg] keep egg-info in rpm + include sitelib files

cubicweb-awstats.spec

@@ -36,8 +36,6 @@ find . -name '*.py' -type f -print0 |  xargs -0 sed -i '1,3s;^#!.*python.*$;#! /
 
 %install
 %{__python} setup.py --quiet install --no-compile --prefix=%{_prefix} --root="$RPM_BUILD_ROOT"
-# remove generated .egg-info file
-rm -rf $RPM_BUILD_ROOT/usr/lib/python*
 
 
 %clean
@@ -45,3 +43,4 @@ rm -rf $RPM_BUILD_ROOT
 
 %files
 %defattr(-, root, root)
+%{_python_sitelib}/*