v2.8.3 change log update
Bugfix: validate userRegPrefs before using it.  Problem in screensaver.
Bugfix:  Optimize and fix all paths from screensaver thread
Updated in-line screensaver documentation
Merge pull request #98 from wagnerscastle/test

Bugfixes in Multi-user Registry functions (in screensaver)
Bugfix: validate userRegPrefs before using it.  Problem in screensaver.
Bugfix:  Optimize and fix all paths from screensaver thread
Updated in-line screensaver documentation
First cut of Inactivity locking when a Security PIN is set
speed improvements for paginated dataloader - trade offs included - when re-loading rows
(*) key for music didn't bring up option for full grid ( when music isn't playing )
music: cleanup now playing buttons
HUD watched time not working on some channel content
some rows need to be reloaded ( On Deck ) when returning to the Grid Screen
Initial release of GLOBALLY Disabling the Grid POP Out (description bubble on bottom left)
bugfix for 214e3fb1a90de299f77565b87cfee9094f804e71
fix crash: some channel videos do not have a duration
fix: some sub channel content were being displayed as a full grid which is not supported for channel content due to a limitation of the PMS
fix: crash happened checking metadata of some channel content
fix: do not check for now playing content when server doesn't support it