update Svelte, fix bug

site/package-lock.json

@@ -1579,7 +1579,7 @@
       "dev": true
     },
     "eslint-plugin-svelte3": {
-      "version": "git+https://github.com/sveltejs/eslint-plugin-svelte3.git#651d7e3695b1731251ab3a501d1067b561ede09f",
+      "version": "git+https://github.com/sveltejs/eslint-plugin-svelte3.git#5fc4861d4b191649b0badf4f9a4c2470f08b237e",
       "from": "git+https://github.com/sveltejs/eslint-plugin-svelte3.git#semver:*",
       "dev": true
     },
@@ -4759,9 +4759,9 @@
       }
     },
     "svelte": {
-      "version": "3.0.0-beta.10",
+      "version": "3.0.0-beta.14",
-      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.0.0-beta.10.tgz",
+      "resolved": "https://registry.npmjs.org/svelte/-/svelte-3.0.0-beta.14.tgz",
-      "integrity": "sha512-PDA034OwoMwna9+L99QVN/g9fodfxne3+wWaKph4WmcDDn0cAYRzTgu1h8WfAKK7tyt1iTcOBxKP9y+jonJ0/g==",
+      "integrity": "sha512-naFCFs5JRYe5PGz3+Vg0LiFMqkQUc4bdiH4e7sd6jyDyia0fWd4CJrLxWiC5kHv5Qo5Iv+y26hBHnDoIGAw3zw==",
       "dev": true
     },
     "tar": {

site/package.json

@@ -53,6 +53,6 @@
     "rollup-plugin-svelte": "^5.0.3",
     "rollup-plugin-terser": "^4.0.4",
     "sapper": "^0.26.0-alpha.10",
-    "svelte": "^3.0.0-beta.10"
+    "svelte": "^3.0.0-beta.14"
   }
 }

site/src/routes/tutorial/[slug]/index.svelte

@@ -64,6 +64,7 @@
 	});
 
 	$: if (repl) {
+		completed = false;
 		repl.set({
 			components: chapter.app_a.map(clone)
 		});