History of EmuControl::step 1 change

In client/emu_control.py, lines 102–104 on d69f9ef6bbac3b168c188ce376da854b72d9244aea5acdfac486b67e6748d7ab. 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 102,104:client/emu_control.py.