Show a question as answered even if the answer is falsy.

This allows you to progress through the form with falsy answers, otherwise the button to continue to the next question will not show.

Author: mgd722

src/components/Question.vue

@@ -228,7 +228,9 @@
           return false
         }
       
-        if (!q || !this.dataValue) {
+        // if there is no question referenced, or dataValue is still set to one of its defaults (null, from above; '' from the default ChoiceOption)
+        // this allows a ChoiceOption value of false, but will not allow you to use null or '' as a value.
+        if (!q || this.dataValue === null || this.dataValue === '') {
           return false
         }
 
@@ -241,7 +243,7 @@
       showInvalid() {
         const q = this.$refs.questionComponent
 
-        if (!q || !this.dataValue) {
+        if (!q || this.dataValue === null || this.dataValue === '') { // see comment above regarding null options
           return false
         }