ExpressLRS Configurator v1.0.4

Changelog

• Open firmware.bin in a temp directory #42 (community contribution from @basters)
• Update user define descriptions FEATURE_OPENTX_SYNC and USE_500HZ #41 (community contribution from @basters)
• Have OmniBox maintain the original item order if there is no search value present (community contribution from @justinlampley)
• Display via_UART, via_WIFI, via_BetaflightPassthrough, via_stock_BL as radio selection #38 (community contribution from @justinlampley)
• Fix issue with expresslrs-configurator.log not being selected when opening logs folder (community contribution from @justinlampley)
• Display newer firmware version alert (community contribution from @justinlampley)
• Testing & flashing pull requests from the configurator app #43 (community contribution from @justinlampley)
• Bugfix: After clicking "Back" button from the firmware flashing screen firmware options are not present anymore (community contribution from @justinlampley)

Which file do I need?

• Windows (8, 10): ExpressLRS-Configurator-Setup-1.0.4.exe
• Mac OS X (please read macOS install notes): ExpressLRS-Configurator-1.0.4.dmg
• Linux (please read linux install notes):
  • expresslrs-configurator_1.0.4_amd64.deb (Ubuntu, debian)
  • expresslrs-configurator-1.0.4.pacman (Arch)
  • expresslrs-configurator-1.0.4.x86_64.rpm (Red Hat, Fedora, CentOS)
  • expresslrs-configurator-1.0.4.zip (others)