ls.cpp added
adding Timer header file for cp.cpp
adding cp command
added ls to makefile
ls.cpp updated
getting ready to fork
added the lab file
Merge pull request #1 from nmlapre/ls

added the lab files
cp added to Makefile
default ls working
ls.cpp updated
ls.cpp updated
updated ls.cpp
updated ls.cpp
README updated
test script for ls
cp.script added
ls.cpp added
Makefile conflict resolved
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