WAZO-1944: Yealink T3X in v85

WAZO-1849: add Cisco 7800 series 11.3.1 plugin

Add Firmware 2.0.4.6.41

Reviewed-by: Alexandre Fournier
             https://github.com/bloom1

remove duplicates entry and add correct "files" informations

aastra 3.3.1-sp4: update links

Reviewed-by: https://github.com/apps/wazo-zuul

Snom plugins update

Reviewed-by: Yannick MOLINET
             https://github.com/ymolinet

Use temp dir instead of hardcode dir

Introduce Firmware 10.1.51.12 et 10.1.54.13
Add support of UXM (firmware update)
Add my tools/generate_pkgs-db.sh (create pkgs.db)
Add support of D120, D712, D385

[WAZO-1787] Yealink: fix proxy_port missing on line in v83

Reviewed-by: https://github.com/apps/wazo-zuul

Add new mac prefix for Gigaget (58:9e:c6)

Reviewed-by: https://github.com/apps/wazo-zuul

WAZO-1317: add DND action URLs to Yealink v83 and v84

Reviewed-by: https://github.com/apps/wazo-zuul