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remove debug line also I wanted to make a small change to feel better
setup for cd commands
user/host names enabled, fixing execv
working path prepend
checking paths for each possible env path works now
current working directory printed
got cd to work
updated readme
fixed missing parenthesis
added ^C signal handling (SIGINT)
added error checking to cd
updated readme
error checking fixes
works with valgrind, need to fix
fixed flags
updated readme
working commands with memory leaks
updated bugs/features
test cases for signals.script