# 0.13 * Remove static module. * Rename .key to .attribute. # 0.12 * Add static module. # 0.11 * .key now emulates DataMapper.property. # 0.10 * Rename .has_one and .has_many to .embeds_one and .embeds_many to make room for associations. # 0.9 * Add presence method. # 0.8 * Make JSON patch compatible with Active Support. * Remove URI from list of types.