Move all transport to HTTPS

[vitalcode]

To make apple happy:
https://ste.vn/2015/06/10/configuring-app-transport-security-ios-9-osx-10-11/
https://code.tutsplus.com/tutorials/upgrade-your-app-to-ios-10--cms-27535

Also we need to disable App Transport Security (ATS) Exceptions.