Horrifying cases of women being raped in their rooms at top hotel chains are taking place because staff are allegedly handing over keys to sexual predators unchecked, The Post can reveal. Two separate cases in Texas claim men broke into women’s rooms after lying to staff to obtain keycards. In an even more shocking incident, one man was allegedly able to convince police and hotel staff to deliver his victim to his own room at a Hilton-owned property.One alleged unwanted entry was only foiled when a quick thinking woman slammed a door on an intruder’s hand — severing his finger...