wifi demo error : " no model named ussl " in lastest version(2020/06/19)

[ztfmars]

board type：maipy go,

os version：maixpy_v0.5.0_95_g05c4e70_with_lvgl，

error info：show as following, even restart many times

i just use the offical demo in your github link, but can't run well, so how to solve the problem with wifi problem?

looking forward to you reply, thx

[Neutree]

not support ssl in master branch, but develop branch do