v0.8.21

refined import alias

v0.8.20

fixed minor import issue

v0.8.19

fixed minor dispatch bug

v0.8.18

fixed bug with One(V)

v0.8.17

refied conjugation design

v0.8.16

extended Signature syntax

v0.8.15

fixed rare dispatch bug

v0.8.14

upgraded syntax definitions

v0.8.13

improved more dispatch cases

v0.8.12

made signature utilities robust