Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority

@echo off
if not defined HOST_PYTHON (
  if %1 EQU Debug (
    set HOST_PYTHON=python_d.exe
    if not exist python30_d.dll exit 1
  ) ELSE (
    set HOST_PYTHON=python.exe
    if not exist python30.dll exit 1
  )
)
%HOST_PYTHON% build_ssl.py %1 %2 %3