0.14
- Switch to the new backend independent measure
- Upped the maximum button number to 255 (to accomodate button boxes that use weird numbering)

0.13
- Add dummy mode so you can test your experiment without an sr-box

0.12
- Removed small wait before getting response
- Timeout now returns None

0.11
- Fixed a bug which could cause the plug-in to wait eternally for a key-release (now max 50ms)
- Added version description to the interface

0.10
- First relatively stable version

