PeriPedal v1.4.1 is now available.  This version has the following changes:

• Added support for reading in workouts from subfolders of workout directory.
• Fixed issue where portion of preview chart in Workout Creator was cut off at smaller resolutions.
• Improved MRC file import support in Workout Creator.
• Various Workout Creator UI and UX tweaks.

PeriPedal will prompt you to update within 24  hours.  If you want it now you can download it from here.