Release 1.2.21

You should prefer to use pip install arlo if you just want to install and use this library.

What's Changed

• Changed all old "arlo.netgear.com" to new "my.arlo.com" by @m0urs in #114
• Arming/Disarming Arlo Q-cameras by @burken- in #115

New Contributors

• @m0urs made their first contribution in #114
• @burken- made their first contribution in #115

Full Changelog: 1.1.9...1.2.21