Migrate from detours to mhook-2.3
mhook: optimize hooking speed

Don't try to suspend other threads when hooking,
that procedure is very slow and mpc-hc has only one thread
present where it hooks
mhook: support more x64 functions
Merge pull request #85 from alexmarsev/mhook

Migrate from detours to mhook-2.3
VideoRenderers: Set backbuffer size to full virtual screen size when not in D3DFS.

No more need to reinitialize the renderer when changing displays and will allow you to render the video across multiple monitors.
AppSettings: Turn off "Reinitialize when changing displays" by default.