fix cmd_ls bug showing backslash-escaped chars
fix cmd_ls bug showing backslash-escaped chars

rflnogueira/pinoccio-library-bitlash,sauloal/arduino,billroy/bitlash,sauloal/arduino,Pinoccio/library-bitlash,rflnogueira/pinoccio-library-bitlash,raumzeitlabor/bitlash,sauloal/arduino,Pinoccio/library-bitlash,raumzeitlabor/bitlash,sauloal/arduino,billroy/bitlash,raumzeitlabor/bitlash,billroy/bitlash,billroy/bitlash,sauloal/arduino,raumzeitlabor/bitlash,sauloal/arduino,Pinoccio/library-bitlash,sauloal/arduino,sauloal/arduino,Pinoccio/library-bitlash,rflnogueira/pinoccio-library-bitlash,rflnogueira/pinoccio-library-bitlash