Using localForage and restoring from coldstore

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "mopidy-iris",
-  "version": "3.51.0",
+  "version": "3.52.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -8293,6 +8293,11 @@
       "integrity": "sha1-dQ49tYYgh7RzfrrIIH/9HvJ7Jfw=",
       "dev": true
     },
+    "immediate": {
+      "version": "3.0.6",
+      "resolved": "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz",
+      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps="
+    },
     "import-fresh": {
       "version": "3.2.1",
       "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-3.2.1.tgz",
@@ -11115,6 +11120,14 @@
         "type-check": "~0.3.2"
       }
     },
+    "lie": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/lie/-/lie-3.1.1.tgz",
+      "integrity": "sha1-mkNrLMd0bKWd56QfpGmz77dr2H4=",
+      "requires": {
+        "immediate": "~3.0.5"
+      }
+    },
     "lines-and-columns": {
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/lines-and-columns/-/lines-and-columns-1.1.6.tgz",
@@ -11155,6 +11168,14 @@
         }
       }
     },
+    "localforage": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/localforage/-/localforage-1.9.0.tgz",
+      "integrity": "sha512-rR1oyNrKulpe+VM9cYmcFn6tsHuokyVHFaCM3+osEmxaHTbEk8oQu6eGDfS6DQLWi/N67XRmB8ECG37OES368g==",
+      "requires": {
+        "lie": "3.1.1"
+      }
+    },
     "locate-path": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-2.0.0.tgz",
@@ -14103,6 +14124,11 @@
         "symbol-observable": "^1.2.0"
       }
     },
+    "redux-persist": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/redux-persist/-/redux-persist-6.0.0.tgz",
+      "integrity": "sha512-71LLMbUq2r02ng2We9S215LtPu3fY0KgaGE0k8WRgl6RkqxtGfl7HUozz1Dftwsb0D/5mZ8dwAaPbtnzfvbEwQ=="
+    },
     "redux-thunk": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/redux-thunk/-/redux-thunk-2.3.0.tgz",