[rql annotation] add test and fix for bug introduced by 5004:4cc020ee70e2. While it sounded good, it wasn't because stinfo['relations'] didn't include anymore stinfo['typerels']
debian/tmp/usr/lib/PY_VERSION/site-packages/cubicweb/web usr/lib/PY_VERSION/site-packages/cubicweb
debian/tmp/usr/share/cubicweb/cubes/shared/data usr/share/cubicweb/cubes/shared
debian/tmp/usr/share/cubicweb/cubes/shared/wdoc usr/share/cubicweb/cubes/shared