Bringing DB in line with models

This revises various table names and indices
In order to create the DB, you *must* import the file
glyph_2014-08-15.sql at this SHA1.
This revision also sets the latest migration (376e994c8e0a)
as the head, and allows no downward migration.
Adding some sensible mysql table defaults

Engine (InnoDB)
Collation (utf8mb4_bin)
Charset (utf8mb4)

The binary collation is necessary in order to distinguish
letter variants such as S and Š.