bash: keep history of previous shells in new shell
bash: keep history of previous shells in new shell

sdillingham/dotfiles,seiryu9/dotfiles,micahwood/linux-dotfiles,saclark/dotfiles,senorflor/dotfiles,lgaechter/dotfiles,SBoudrias/dotfiles,jmyser/dotfiles,codfish/dotfiles,bronxct1/dotfiles,pertoyra/dotfiles,Gastove/dotfiles,pmacom/dotfiles,micahwood/linux-dotfiles,codfish/dotfiles,marc0uk/dotfiles,SiTaggart/dotfiles,senorflor/linux-dotfiles,necolas/dotfiles,micahwood/linux-dotfiles,seiryu9/dotfiles,micahwood/linux-dotfiles,micahwood/linux-dotfiles,bronxct1/dotfiles