* color writing using blitter is now working
* accurate "writing data" sync to the electron beam (even with STE blitter)
* Experimental frame interpolation option (should produce smooth scroller at 50Hz)
* Experimental support of Light-Boost if your screen support 100Hz and more
* Support med resolution change in middle of line ( DNT Screen 1 in Snork Demo )
* minor bug fix in memshot preview
* Clean up option screen
* ste linewidth saved in memoryshot