Almost a month since I last worked on this.  Will need to review to come back up to speed.  Only trivial comment change made with this commit.  Only need to implement scanRight to finish chapter 5.
Almost a month since I last worked on this.  Will need to
review to come back up to speed.  Only trivial comment
change made with this commit.  Only need to implement
scanRight to finish chapter 5.

grscheller/scheller-linux-archive,grscheller/scheller-linux-archive,grscheller/scheller-linux-archive,grscheller/scheller-linux-archive,grscheller/scheller-linux-archive,grscheller/scheller-linux-archive,grscheller/scheller-linux-archive,grscheller/scheller-linux-archive