Include Sparkle public key for updates
Implemented another method to prevent FakeSMC loading on original Apple's hardware instead of checking firmware name. Added "CPU Package" temperature entry to use by plugins in configuration
Changed the place Sparkle appcast hosted. It's recomended to update HWMonitor.app to v5.3.859 if you planing to recieve further updates notifications. In the next release appcast will be removed from sources and GitHub.