Shell Base
Commands added, Shell & ShellMain improved
Commands added, Shell & ShellMain improved
CommandExit, CommandParser, Shell.callCommands, Shell.interactWithUser
Override annotation added
CommandCd, IOException&RuntimeException for Command
CommandCd, IOException&RuntimeException for Command
CommandMkDir
interface Command->abstract, global Path
Command.minArgNumber, Command.enoughArguments()
Command.toString(), Command.commandName
CommandCat, CommandPwd implemented; path before $ added
CommandLs
CommandRm implemented
CommandCp implemented (not working yet)
CommandCp implemented, CommandRm corrected
CommandMv implemented
javadocs added, checkstyle
non-interactive mode corrected
try-with-resources added