- method that takes filename as an agument and checks if it exists.
- there are now several external files that need to be checked, so it needs to be DRYd up
- arrow up for history
- enumerate branch has a beginning of this feature.
- Basic Loop in Main()
- Simple ls application to test blsh
- handles builtins using delegates
- Create ini file
- clear
- pwd
- whoami
- cd
- history
- ls (outputs needs cleanup)
- mkdir
- touch
(c) 2019 Brian Pritt GPLv3