Beginnings of a module to emulate Metafont's spline descriptions.
more work on METAFONT-style paths
shorten constructor names to make patterns less cluttered
move types into Metafont.Types
move path calculations into Metafont.Internal
add remaining rules for setting directions before matrix math
utility functions for working with MetaFont segments
all the tedious equation solving for MetaFont paths
add parser taking strings to Metafont paths
update cabal to include Metafont packages, depend on parsec
functions to convert MetaFont paths to Diagrams Trails
add convenient interface functions, mostly using the ByteString parser
MetaFont tests based on diagrams in the MetaFontBook
relax constraint on bytestring
do not hide things which are not exported any more
use Text instead of ByteString
Merge pull request #16 from diagrams/metafont-cleanup

Metafont cleanup