track offset not to call tellg()
v1.30
fatt.cc: ADD: showing total len for text output of fatt stat
json2csv: fixed the shebang
fatt: figures are comma-separated.
json2csv: ADD: now can output HTML
ADD: csv2html
v1.31
ADD: csv2md
fatt: outputs an error if an input file is a directory
ADD: --enable-perl for waf configure
updated doc
Merge branch 'master' of https://github.com/mkasa/klab