Minor custom field fixes

assets/javascripts/discourse/components/custom-field-input.js.es6

@@ -106,13 +106,13 @@ export default Component.extend({
       }
       
       this.saveField(data).then((result) => {
+        this.set('saving', false);
         if (result.success) {
-          this.set('saveIcon', 'check');
+          this.set('field.edit', false);
         } else {
           this.set('saveIcon', 'times');
         }
         setTimeout(() => this.set('saveIcon', null), 10000);
-        this.set('saving', false);
       });
     }
   }

config/locales/server.en.yml

@@ -15,7 +15,7 @@ en:
         unsupported_type: "%{type} is not a supported custom field type"
         name_invalid: "'%{name}' is not a valid custom field name"
         name_too_short: "'%{name}' is too short for a custom field name (min length is #{min_length})"
-        name_already_taken: "'%{value}' is already taken as a custom field name"
+        name_already_taken: "'%{name}' is already taken as a custom field name"
         save_default: "Failed to save custom field '%{name}'"
     
     field: