Pablo Ojanguren

In some API functions, like "openModel()" callbacks are not mandatory so if they are not defined prevent a JS language error

Provide api method to delete waves. To consider a secure condition to allow deletion, for example, delete waves with only a participant, equals to the user.

Error next comment

1

After new comment is add, clicking next comment returns following exception ``` Captured TypeError: this.comments[this.selectedCommentIndex] is undefined ```

https://stackoverflow.com/questions/19778620/provide-a-picture-for-whatsapp-link-sharing