v0.12.0

Feature

• add _emoji_latlng base (40634b0)
• add cli option to selectively include hll bases (bf02a53)
• allow lbsn input filtering per type (5ce9d6f)
• add composite base example (_latlng_term) (9f4b8af)

Fix

• add origin to lbsn mapping input scheme (be7ea94)
• correct lbsn reference for LBSN mapping (dcd096e)