level htmls

Fix inconsistent identations
Add anchor tages href and name to link errors between pages

Each ground truth objects are linked to separate htmls containing
detailed error analysis with lg files and images

Summary.txt output files.

CROHMELib).

working when arguments were passed as directories.

edges based on matches to a provided graph in lg.py (used for CROHME
paper draft).

detection metric code.

matches as correct classifications.

in the output directory.

produce file lists with named dir1_vs_dir2 in the current directory,
and warn when there are differing numbers of .lg files in each
directory.