Merge pull request #33 from TeeheeLP/dev

Hotfix
Update plugextra-x.js
Merge pull request #34 from TeeheeLP/dev

Hotfix
Merge pull request #35 from TeeheeLP/dev

Version 1.2.9
Update plugextra-x.js
Update plugextra-x.js
Merge pull request #36 from TeeheeLP/master

Hotfix Pull