v0.9.4-stable

optimize code.

v0.9.3-stable

optimize layout performance.

v0.9.2-stable

fix a bug.

v0.9.1-stable

fix a bug.

v0.9.0-stable

support dimension ratio.

v0.8.9-stable

support min、max size set.

v0.8.8-stable

make parent final.

v0.8.7-stable

update readme.

v0.8.6-stable

close overlay default.

v0.8.5-stable

decrease dart version.