Fixed emoji that can not be selected
Merge pull request #3 from ykzts/fix-emoji-can-not-selected

Fixed emoji that can not be selected
Enhance the performance of `lock` utility function
Update README.md
Support IE 8!!!
Merge pull request #5 from ykzts/support-ie8

Support IE 8!!!
Remove unnecessray jquery files
Use `String.prototype.startsWith` method instead of the regular expression
Merge pull request #6 from ykzts/use-starts-with-method

Use `String.prototype.startsWith` method instead of the regular expression
Add a cache option
Explain cache option
Bump version to 0.0.2
Fix copying stlyes