* Changes in 2.2.50 (Mar 28, 2025)

- When monkeylogic_cfg2.mat exists, certain I/O settings are now loaded from
and saved to this file.
https://monkeylogic.nimh.nih.gov/board/read.php?2,532,532#msg-532

- Arduino Nano 33 BLE series are supported for triggering remote reward
devices.
https://monkeylogic.nimh.nih.gov/docs_BluetoothRewardTrigger.html

- BHV2 files became more robust to a certain type of corruption.

- The y-axis scale of each panel on the I/O Test tool is remembered
and restored across sessions.

- A problem in replaying KeyChecker is fixed. (Thanks to Somesh from the NIMH
ML forum)