+StartAvatarFormData: before displaying avatar form
+- $action: action object being shown
+
+EndAvatarFormData: after displaying avatar form
+- $action: action object being shown
+
+StartAvatarSaveForm: before saving the avatar
+- $action: action object being shown
+
+EndAvatarSaveForm: after saving the avatar
+- $action: action object being shown
+