fixed ubuntu dh_link
gh_pages build script updated
renamed NANO receiver id
K750: register the FN swap setting statically, no need to detect it at runtime
new single-window UI
polling: it may happen that the receiver is removed mid-poll
fixed window update when unpairing
some logging in udev
cache notification flags when possible

avoids unnecessary reads from devices when the status hasn't changed
fix display of firmware in details panel
clean obsolete settings controls when devices are unpaired
more fixes for device unpairing
fixed battery charge display in device info
group all status keys into one object
enable notification on recevier as soon as possible
minor clean-ups
added a protocol field to the device descriptors
improved reading device properties
faster checking of feature-based settings
support for the VX Nano mouse