v0.8.4-stable

optimize overlay.

v0.8.3-stable

add performance overlay.

v0.8.2-stable

it's stable enough.

v0.8.2-beta

size default to wrapContent.

v0.8.1-beta

add percentage translate.

v0.8-beta

add barrier support.

v0.7-beta

fully support guideline and percentage margin.

v0.6-beta2

fully support percentage layout.

v0.6-beta

constraints and widgets separation.

v0.5-beta

optimize constraint set.