Cleanup configure.ac
Remove old docs
Drop BoxML experiment

Lets concentrate on being a MathML renderer.
Fix build
Remove generated file
Fix size of mroot’s radical

It wrongly set to the same (small) size and style of the index.
Initial work on OpenType support

Not very functional yet, especially the shaper which does not handle any
stretchy characters at all.
Remove the computer modern shaper
Fix automake warning

warning: 'INCLUDES' is the old name for 'AM_CPPFLAGS' (or '*_CPPFLAGS')