first commit
Merge https://github.com/kparent/shellproj
Merge pull request #1 from cjhanrahan/master

my name
first revision
merge conflict solved
second revision
Masas Revision
Merge pull request #3 from gwhere/master

Added name
supports cd and exit
cd and exit
Added struct and constructor and set flags for background and redirect
Merge pull request #4 from gwhere/master

flag handling and struct additions
moved check_flags, added prog_name
Merge pull request #5 from cjhanrahan/master

check_flags moved, prog_name added
blocking exec added
exec integrated, shrinks arguments
Merge pull request #6 from cjhanrahan/master

integrated exec
Added redirect handling and changed execve to execvp
Merge pull request #7 from gwhere/master

Redirects
error checking for invalid commands, prompt with current directory, fixed argument