fix(transition): check existence of `el.parentNode`, fix #8199#8422

Merged

yyx990803 merged 2 commits intovuejs:devfrom

haoqunjiang:fix-transition

Oct 24, 2018

Commits on Jun 27, 2018

fix(transition): check existence of `el.parentNode`, fix #8199
haoqunjiang
committed

Commits on Jun 28, 2018

fix(vdom): should not reuse nodes with `textContent` / `innerHTML` props
haoqunjiang
committed