Handle HiDPI screens in Linux alert (new SystemFlash).
Fixes to alerts in non HiDPI Linux systems.
Final fixes to Linux alert spacing and heights.
Updated shebangs for OSX/Linux alerts.
Title and font in OSX alert.
Replaced Windows Lock with stronger C-based version, refactored and simplified module structure.
Fixed lock.kill() call.
Lock: Ensure valid password length.
Lock: Don't expect a callback on stop(), cause we ain't getting one.
Handle no logged user when firing lock.
Lock: clearTimeout when stopping if timer 'no logged user' exists.
Fixed prey-lock shebangs to avoid bashisms.
Allow passing options to spawn/exec as logged user.
Point shebang to /usr/bin/python on Mac GUI.
Alert: Don't ask for reply by default.
Point shebang to /usr/bin/python on Mac Lock script.
Top margins in OSX alerts.
Fixed screen positioning on OSX alerts.
Fixed Command-Q handling in OSX Lock
Updated lock background, fixed Mac version element positioning.