change 'referer' to 'source', display link on cards

pinry-spa/src/components/PinPreview.vue

@@ -33,7 +33,7 @@
                         v-show="pinItem.referer !== null"
                         class="meta-link"
                         type="is-warning">
-                      Referer
+                      Source
                     </b-button>
                   </a>
                   <a :href="pinItem.original_image_url" target="_blank">

pinry-spa/src/components/Pins.vue

@@ -58,6 +58,7 @@
                             </span>
                           </template>
                         </template>
+                        • <a :href="item.referer" target="_blank">Source</a>
                       </span>
                     </div>
                     <div class="is-clearfix"></div>

pinry-spa/src/components/pin_edit/PinCreateModal.vue

@@ -35,7 +35,7 @@
                     is private
                 </b-checkbox>
               </b-field>
-              <b-field label="Image Referer"
+              <b-field label="Image Source"
                        :type="pinModel.form.referer.type"
                        :message="pinModel.form.referer.error">
                 <b-input