Cherrie Chang

This was inspired by [List Sorting Working Memory Task implementation](https://github.com/jspsych/jspsych-timelines/pull/34) which would benefit from this by not having to rely on trimming and standardizing input string to follow comma-separated format....

Survey-text-dynamic-inputs

3

This PR adds a variation on plugin-survey-text, where a new input field is generated when the user presses Enter or spacebar on an existing input field for the same question.