TouchDraw 1.4.1

New Features
   * Added a map of China as a new sample drawing.
Useability Enhancements
   * Enhanced the optional "Confirm Close" alert box to additionally ask you if you want to
     "Save and Exit", "Save as New Drawing" or "Discard Changes" in addition to "Cancelling".
   * Made the export "Margin" setting persistable between restarts/upgrades.
Bug Fixes
   * Fixed an issue where rotated text converted to paths would be incorrectly offset. 
   * Now refreshes the libraries after exiting and re-entering the application in the case
     that a user added new libraries through iTunes while the app was running. 
   * Fixed an issue introduced in version 1.4.0 that prevented quadratic curve segments
     from being created after a line segment.