reset data storage if .init() is called.
reset data storage if .init() is called.

jspsych/jsPsych,wolfgangwalther/jsPsych,jodeleeuw/jsPsych,msrresearch/jsPsych,jspsych/jsPsych,jspsych/jsPsych,wolfgangwalther/jsPsych,jspsych/jsPsych