History of EmuControl::mem 2 changes

In client/emu_control.py, lines 98–104 on 346ca3ee83f41f9495ac5380a55fe6fac1fa0369c3535942913f89d75c1f9f32. 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 98,104:client/emu_control.py.