History of EmuControl::screenshot 2 changes

In client/emu_control.py, lines 151–158 on 7c83b415d7cccc720775586617f9af01f0dcb25908ef823cc3d234499b904b45. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 151,158:client/emu_control.py.