Taylor Swift’s alleged stalker has been arrested again after being caught lurking outside the 34-year-old superstar’s home just days after being taken into custody, RadarOnline.com has learned. Law enforcement sources revealed the same man that authorities arrested on Saturday for trying to gain access to Swift’s New York townhouse was spotted outside her home again Monday, and his presence didn’t go unnoticed by the singer’s security team and concerned neighbors. Swift’s head of security reportedly made the call to the police. When cops arrived, he was nowhere to be found — but he didn’t stay…