Changes since RC2:
* Fixed EGL frame ordering bug.
* Fixed frame limiter issues.
* Better cursor icon support on initial connect.
* The LG client can no longer be run as root.
* Host now reports it's version to the client for logging and debug.
* Client now reports host and client versions on mismatch.
* Performance improvments to EGL.
* New client option to capture input by default at startup.
* Timers implemented for the linux host (now builds again).
* SIMD implemented to improve framebuffer copy.
* Don't stop the host LGMP timer when restarting capture.
* Boost GPU kernel thread priority so vsync/frame limits are not.
needed anymore.
* OBS plugin now always fetches the most recent frame on the frame
tick.
* Improved frame sync logic in the client
* Always use spice mouse host mode to fix issue with spice guest tools
breaking mouse support.
* LGMP submodule updated to incorporate fix that was causing random
invalid timeouts.