Rely on the new AXIsProcessTrustedWithOptions function to determine whether or not the Accessibility API is enabled.
Display a custom dialog to help users enable accessibility access on Mavericks.
A few adjustments to the new custom dialog.
Run the custom dialog as a modal.
Sign the Sparkle and ZeroKit frameworks.
Resizing to a window to thirds now accounts for windows that are half sized but out of position.
Even better support for moving a window from the half of the display to thirds of the display.
Update the README.
Switch to a GCD-based singleton.