History of EmuControl::screenshot_ppm 1 change

In client/emu_control.py, lines 146–149 on 674b8447022b15ee7aadad64b89f986e06b7907163d93ba3eab8852da46cbb5a. 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 146,149:client/emu_control.py.