Replaced the sample files and added the getReals.pl script.
Changed the sample directory to samples.
This is an initial check-in of a new script.  An old script with this name had a different function, but it was renamed getCandidates.pl.
Removed errant zip file.
Added getReals.pl and a check for the uchime executable.
Updated for the new getReals.pl script and the new sample test data and accompanying shell scripts.
Minor wording fix.
Changed occurrences of "real" to "candidate" to better reflect intended function.
Reduced the error type limit default.  Reduced amount of error output for -p issues.  Documentation improvements.  Improved handling of outfile names.
Renamed the sample directory.