Log Message:
Update to i3lock-2.4.1

2012-06-02 i3lock 2.4.1

 - Bugfix: Correctly center unlock indicator after reconfiguring screens
   (Thanks xeen)
 - Bugfix: Revert shift lock handling (broke uppercase letters)
 - Bugfix: Skip shift when getting the modifier mask (Thanks SardemFF7)

2012-04-01 i3lock 2.4

 - Bugfix: Fix background color when using cairo (Thanks Pascal)
 - Only output text when in debug mode (fixes problems with xautolock)
 - fallback when the image cannot be loaded
 - Use (void) instead of () for functions without args (Thanks fernandotcl)

2012-03-15 i3lock 2.3.1

 - Fix compilation on some systems

2012-03-15 i3lock 2.3

  - Implement a visual unlock indicator
  - Support ISO_Level5_Shift and Caps Lock
  - Lock the password buffer in memory, clear it in RAM after verifying
  - Fork after the window is visible, not before
  - Bugfix: Copy the color depth from parent (root) window instead of
    hardcoding a depth of 24