Add petite caps
[Tim Larson] Add regional Identifiers and flags

These are historical flags;
[Tim Larson] Add arrows and mathematical symbols
Fix fj ligature and add lookups for flags
Fix c2sc with german locl
kern the sequence 'gf'
Adding regional identifiers changed the encoding (Unicode Full instead of BMP)
Some fixes for f.short
Just the order of appearance of lookups changed