Issue #243: Do not call exit on initialisation error, allow sim to close down of own free will
Issue #243: Do not call exit on initialisation error, allow sim to close down of own free will

mkreider/cocotb2,stuarthodgson/cocotb,stuarthodgson/cocotb,stuarthodgson/cocotb,mkreider/cocotb2,mkreider/cocotb2