Renaming dl to wget
Merge pull request #7 from HackShellApp/rm-dl

Renaming dl to wget
Add exit command

Closes browser window
Merge pull request #8 from sweinberg/master

Add exit command
Fixing cat command to take plain text input.
Updating cat and adding more manipulation to strings.
Merge pull request #9 from HackShellApp/cmd-cat

Fixing cat command to take plain text input along with some features to make life easier.
Fixing merge conflict
Create README.md
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Merge pull request #13 from HackShellApp/ls

Merging LS Features