Updated some of my Mac-apps #scheduler #hextoascii #handbrakepm #renamefiles

I have updated some of my Mac-apps, mainly to support macOS' Dark Mode :

- HEXtoASCII - Convert a string from / to HEX.

- Scheduler - Schedule tasks to run on your Mac.

- HandbrakePM - Convert movies in batch.

- RenameFiles - Batch rename files in various ways.