convert hepbern/kunrei table

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
add roman tables

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
pickled kana table

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
update hirakana table

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
remove blob

Signed-off-by: Hiroshi Miura <miurahr@linux.com>
Merge pull request #6 from miurahr/kanadict

use pickled kana dictionary.