Lockitron has just outed a new cellphone-controlled keyless entry system, sporting a raft of features and wireless options. The WiFi-connected product mounts over your existing deadbolt "in seconds," according to the company, and lets you or those you trust control your lock from anywhere in the world over the internet. You can also unlock your door without lifting a finger if you have an iPhone 4S or 5, as the Lockitron will sense your approach using Bluetooth 4.0 -- a feature that may extend to NFC and Android dev
