[setup.py] require fonttools>=3.7.0 with new feaLib Parser API
[setup.py] require fonttools>=3.7.0 with new feaLib Parser API

The feaLib Parser constructor now takes a second 'glyphMap' positional
argument since fonttools 3.7.0.

googlei18n/ufo2ft,jamesgk/ufo2ft,jamesgk/ufo2fdk,moyogo/ufo2ft,googlefonts/ufo2ft