Xiaomi Mi Box Beta 2

Changes:

• Added additional SVG logos
• Test fix for emby launch command (needs testing #18 @ChristophCaina)
• Added Telenet TV shortcut (needs testing #56 @jrspowers)
• Added Magenta TV shortcut (needs testing #58 @ChristophCaina)
• Fixed a few SVG namespace collisions
• Enabled app launch access for TVNZ+ and Three Now on all devices (#55 @moh-Brent - needs testing)

Not finished yet:

• warning dialog/confirmation before executing a restart function

Full Changelog: v2.1.0-beta1...v2.1.0-beta2