Revert "Create README.md for Exercise07"
Revert "Create README.md for Exercise07"

This reverts commit ef52d00d3b89c7ee1047355c004f0dbcaae65d62.

clpsz/mit-jos-2014,clpsz/mit-jos-2014,clpsz/mit-jos-2014,clpsz/mit-jos-2014,clpsz/mit-jos-2014