BUGFIX: Only switch to a subsite that you have access to if you actually have access to a subsite. (from r89042) (from r96306)
BUGFIX: Only switch to a subsite that you have access to if you actually have access to a subsite. (from r89042) (from r96306)

dnadesign/silverstripe-subsites,mandrew/silverstripe-subsites,silverstripe/silverstripe-subsites,danaenz/silverstripe-subsites,silverstripe/silverstripe-subsites,mikenz/silverstripe-simplesubsites,wernerkrauss/silverstripe-subsites,mikenz/silverstripe-simplesubsites,petpack/silverstripe-subsites,petpack/silverstripe-subsites,dnadesign/silverstripe-subsites,mandrew/silverstripe-subsites,danaenz/silverstripe-subsites,wernerkrauss/silverstripe-subsites