update version to 1.2.12
update version to 1.2.11
update version to 1.2.10
update version to 1.2.9
update version to 1.2.8
update version to 1.2.7
update version to 1.2.6
update version to 1.2.5
update version to 1.2.4
update version to 1.2.3