Correct lgc.map

uppercase/lowercase of glyph name 'euro'
glyph order of letters with macron
Add halfwidth glyphs

triagup, logicalnot, backslash
Merge branch 'halfwidth' into LGC
Add third- and quarter-width font
Merge branch 'halfwidth' into LGC
Let LGC/Makefile be generated
Merge branch 'LGC' into halfwidth