Collect number of displays and resolution of displays

[JeremyMain]

For testing, troubleshooting and comparison purposes:
Collect the number of displays and resolutions an include this in the GPD file for post collection use.

[JeremyMain]

Added collection and serialization in v1.07 .GPD format, to be implemented in a future version

[JeremyMain]

[JeremyMain]

Will support up to 16 displays, will save the display changes as they occur during capture.
Adding displays, resizing displays, resized display due to windowed session, etc.