converted user/group id
minor fixes
fixing -l time, got -a
major fixing for sort, not done
fixed sort and -a problems, need -R now
added optional file parameters
minor changes
got total and multiple paths output format
alphabetized file parameters
minor fixes
fixed file* and a_flag for columns
-R done but have not done edge cases
fixed -Ra
fixed -Ra for sure
minor fixes
edited Makefile