Edit lines bugfix which only shows in vue prod mode

amd/src/studyplan-editor-components.js

@@ -1216,7 +1216,7 @@ export default {
         * T-STUDYPLAN
         */
         Vue.component('t-studyplan', {
-            props: ['value', 'index'],
+            props: ['value', 'index', ],
             data() {
                 return {
                     config: {
@@ -1788,7 +1788,7 @@ export default {
                 value : {
                     type: Object, // Studyline
                     default: function(){ return {};},
-                }          
+                }
            },
             data() {
                 return {
@@ -1812,6 +1812,9 @@ export default {
                     } else {
                         return false;
                     }
+                },
+                editable() {
+                    return true;
                 }
             },
             methods: {
@@ -1837,10 +1840,10 @@ export default {
                 </div>
                 <div class='controlbox'>
                     <template v-if='editable || deletable'>
-                    <span class='control editable'>
+                    <span class='control editable' v-if='editable'>
                         <a href='#' @click='onEdit'><i class='fa fa-pencil'></i></a>
                     </span>
-                    <span class='control deletable'>
+                    <span class='control deletable' v-if='deletable'>
                         <a v-if='deletable' href='#' @click='onDelete'><i class='text-danger fa fa-trash'></i></a>
                     </span>
                     </template>