Fixed an issue that flattened a multi-line custom prompt into a single line, and cleaned up the prompt prefixing behavior
Fixed an issue that flattened a multi-line custom prompt into a single line, and cleaned up the prompt prefixing behavior

Lyleo/virtualenv,dstufft/virtualenv,madprog/virtualenv,francatore/virtualenv,kissthink/virtualenv,bigplus/virtualenv,kissthink/virtualenv,haridsv/virtualenv,ionelmc/virtualenv,Seha16/virtualenv,blueyed/virtualenv,Lyleo/virtualenv,dstufft/virtualenv,mykemunson/virtualenv,Ivoz/virtualenv,bigplus/virtualenv,mykemunson/virtualenv,jedie/virtualenv,vvtam/virtualenv,ionelmc/virtualenv,RAS-ViVa/virtualenv,techtonik/virtualenv,RAS-ViVa/virtualenv,jedie/virtualenv,blueyed/virtualenv,ionelmc/virtualenv,vvtam/virtualenv,davidszotten/virtualenv,Seha16/virtualenv,Ivoz/virtualenv,madprog/virtualenv,haridsv/virtualenv,davidszotten/virtualenv,francatore/virtualenv,techtonik/virtualenv