grog: rewrite program with many new sub functions, which are moved into the new file subs.pl
groffer: rename func.pl to sub.pl; move all subs from groffer.pl to main_subs.pl
grog: warn about TeX texgyre fonts, when in pdf device
grog: add file name extensions, add testing methods from grog.sh of R. Corderoy.
grog: repair handling of filespec arguments
grog: Remove some STDERR output.
gperl: rewrite without subs; restrict storage to strings
gperl: correct Changelog
grog: activate --run for running the generated groff line
grog: minor additions
gperl: from running Perl part use output variables for groff strings or number registers; allow; several varibales; rewrite gperl.man
gperl: correct documentation of options
grog: correct and add documentation for file name options
grog: repair handling of arguments for guessed groff command
gideal: new project for integrating ideal to groff; just for preliminary, not really working
grog: momentarily ignore groff preproc options for 3 preprocessors
groff.cpp and grog: add option -J for preproc gideal
chem: version 1.0.0; correct spaces in ChangeLog; add Emacs final part in Makefile.sub
groff.cpp, gideal/listfiles/: minor corrections
gideal: minor correction for Makefile.sub