reposition left menu (docs ToC) & make sure it doesn't overlap with other components (#2574)
reposition left menu (docs ToC) & make sure it doesn't overlap with other components (#2574)

* reposition left menu (docs ToC)

* remove commented lines

MHBauer/service-catalog,kubernetes-incubator/service-catalog,MHBauer/service-catalog,kubernetes-sigs/service-catalog,MHBauer/service-catalog,MHBauer/service-catalog,MHBauer/service-catalog,MHBauer/service-catalog,kubernetes-incubator/service-catalog,kubernetes-incubator/service-catalog,kubernetes-incubator/service-catalog,kubernetes-sigs/service-catalog,kubernetes-incubator/service-catalog,kubernetes-incubator/service-catalog,kubernetes-sigs/service-catalog,kubernetes-sigs/service-catalog,kubernetes-sigs/service-catalog,kubernetes-sigs/service-catalog