Fix bug causing vigem DS4s to hang VSCView

readme adjustments

Update README.md

Had the 8 byte sequence backwards for Chell, realized it's bits a rel…

…ease controller sets but SteamInput ignores. Added a fork based on the PID to be 100% sure both are set at the right times.

Beta Chell controller support with 1 sub-theme of the Default theme f…

…or testing.

fixed crash exiting without theme set and bumped version for next rel…

…ease.

Integrated an 8BitCerberus theme I found. It listed its licence which…

… made it easy to integrate without needing to check with the creator first. I've updated it and re-created the compact format for the default theme as well. I also made some adjustments to this "White Cerberus" theme for consistency.

Last used theme is now remembered.

Refactoring and more performance optimizations

Reworked render loop and pad trails to fix frametime issues

... also fixed some assorted null refs

Additional performance tweaks and HIDPI awareness support