v2.0.1

Update the help text to display the correct version of the shell.

v2.0

• Implement RAM for concurrent program execution
• Implement CPU for concurrent program execution
• Implement PCB for concurrent program execution
• Implement kernel for concurrent program execution
• Implement exec function which run up to 3 scripts concurrently using a FIFO and RR ready queue.

v1.0

• Implement Shell function which is the shell run-time
• Implement ParseInput function which tokenizes the user input
• Implement Interpreter function which executes a command by looking at the tokenized user input
• Implement built-in shell commands help, quit, set, print and run.
• Implement shell environment variable memory