troubles with input
Merge branch 'master' of https://github.com/mks65-dw/shell

Conflicts:
	8/Wang_Weaver_Lee/shell.c
Merge branch 'master' of https://github.com/mks65-dw/shell
Merge branch 'master' of https://github.com/mks65-dw/shell
Merge branch 'master' of https://github.com/mks65-dw/shell