move attemptProgress to perseus.vue
move attemptProgress to perseus.vue

66eli77/kolibri-exercise-perseus-plugin,christianmemije/kolibri-exercise-perseus-plugin,learningequality/kolibri-exercise-perseus-plugin,christianmemije/kolibri-exercise-perseus-plugin,66eli77/kolibri-exercise-perseus-plugin,learningequality/kolibri-exercise-perseus-plugin,christianmemije/kolibri-exercise-perseus-plugin,66eli77/kolibri-exercise-perseus-plugin