Initial scaffolding for GLX emulation on EGL/WGL/CGL.
Ppca refinements.
Add GL_NV_blend_equation_advanced and GL_NV_blend_equation_advanced_coherent support.
RegalX11.cpp added for fake X11 purposes for GLX emulation.
GLEW refresh.
Fixups for REGAL_SYS_EMSCRIPTEN_STATIC mode.
Extend GL database to list per-extension information
EmuFilter layer - selective ES 2.0 filtering
Increase the strictness of emulation regex matching - must be unique
Initial implementation of JSON output
Extend GL_REGAL_log extension to support callback function for output.
Consolidate glBegin/glEnd state tracking into RegalContext.
glBegin/glEnd indentation for logging.
GLEW refresh for GL_REGAL_log.