Protocol version 1 support.

Added support for older devices using protocol version 1. Faster time/date setting for version 2.

Scroll and mouse zoom.

Mouse wheel zoom, ctrl+drag to pan, and more accurate conversion from counts/minute to microSieverts/hour.

First stable release

All basic functionality is in place.

Open Gamma Tool beta 0.1

Fully functional beta release, all major functionality is present.