New gateway installer CLI and model conversion resource starvation fix.

New

1. Lumeo Gateway installer and manager CLI now has an improved UX, and options to install the Lumeo Gateway web interface. Learn more at Lumeo Gateway Installer.
   After running the installer once, you can now invoke it with lumeo-gateway-manager command.

2. Lumeo Web Gateway Manager v 3.0.0 feature enhancements. Learn more at Lumeo-Ready Gateways

   • Adds support for SSH, using system local credentials
   • Import cameras as streams from Genetec and Hanwha WAVE

Fixes

• When multiple deployments are started, model conversions now run sequentially to avoid running out of system memory.