[Improvement] - Email and Password validation when adding new users

[Fix] - Hourglass thumbnail returned if a control asset is the first media asset

[Improvement] - Adds support for OS 8.5 and hex TCP RTEs.

[Improvement] - Protection against players getting stuck showing the "Checking date and time" message.

[Fix] - A fix for webOS 3.0 / 3.2 screens not always rendering web content