Disable test plugin build

Disable test plugin build

Merge pull request #49 from WootingKb/fix/toolchain

Bump rust toolchain to newer & bump iced dependency to fix issue on newer version

Partial bump of version numbers

Remove link to Travis

Correct travis commands to work with latest cargo make

Tweak CI behavior slightly to not update rust so much

Update Cargo.lock & some versioning stuff

Fix for Windows CI release builds using wrong toolchain and some docs