diff --git a/.ackrc b/.ackrc
new file mode 100644
index 000000000..d03e6a542
--- /dev/null
+++ b/.ackrc
@@ -0,0 +1 @@
+--noignore-dir=packages/node_modules
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f8fb04304..0153e3ee3 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -46,7 +46,8 @@ If you've got a bug-fix or similar for us, then you are most welcome to
 get it raised - just make sure you link back to the issue it's fixing and
 try to include some tests!
 
-All contributors need to sign the OpenJS Foundation's Contributor License Agreement.
+All contributors need to sign the OpenJS Foundation's
+[Contributor License Agreement](https://openjsf.org/about/the-openjs-foundation-cla/).
 It is an online process and quick to do. If you raise a pull-request without
 having signed the CLA, you will be prompted to do so automatically.
 
diff --git a/packages/node_modules/@node-red/registry/lib/loader.js b/packages/node_modules/@node-red/registry/lib/loader.js
index 27783be7f..007db6d3c 100644
--- a/packages/node_modules/@node-red/registry/lib/loader.js
+++ b/packages/node_modules/@node-red/registry/lib/loader.js
@@ -65,7 +65,7 @@ function loadModuleTypeFiles(module, type) {
                     moduleFn = parts.slice(0,nmi+2).join(path.sep);
                 }
                 if (!moduleFn) {
-                    // shortcut - skip calling statSync on empty string 
+                    // shortcut - skip calling statSync on empty string
                     break; // Module not found, don't attempt to load its nodes
                 }
                 try {
@@ -347,7 +347,6 @@ async function loadPluginConfig(fileInfo) {
 function loadNodeSet(node) {
     if (!node.enabled) {
         return Promise.resolve(node);
-    } else {
     }
     try {
         var loadPromise = null;
@@ -377,7 +376,6 @@ function loadNodeSet(node) {
     } catch(err) {
         node.err = err;
         var stack = err.stack;
-        var message;
         if (stack) {
             var filePath = node.file;
             try {
diff --git a/packages/node_modules/@node-red/registry/lib/localfilesystem.js b/packages/node_modules/@node-red/registry/lib/localfilesystem.js
index 0c231552f..acc77b97d 100644
--- a/packages/node_modules/@node-red/registry/lib/localfilesystem.js
+++ b/packages/node_modules/@node-red/registry/lib/localfilesystem.js
@@ -250,7 +250,7 @@ function scanDirForNodesModules(dir,moduleName,packageDetails) {
     /*
     1. if !exist(package.json) || !package.json.has(node-red) => look for node_modules
     2. exist(package.json) && package.json.has(node-red) => load this only
-    3. in original scan of nodesDir, ignore if:(exist(package.json) && package.json.has(node-red)) 
+    3. in original scan of nodesDir, ignore if:(exist(package.json) && package.json.has(node-red))
     */
     if (nodesDir) {
         for (let dirIndex = 0; dirIndex < nodesDir.length; dirIndex++) {
@@ -542,7 +542,7 @@ function getPackageList() {
     return list;
 }
 /**
- * Gets the package json object for the supplied `dir`.  
+ * Gets the package json object for the supplied `dir`.
  * If there is no package.json or the `node-red` section is missing, `result.isNodeRedModule` will be `false`.
  * If there is no package.json `isPackage` will be `false`.
  * If an error occurs, `result.error` will contain the error.
@@ -550,7 +550,7 @@ function getPackageList() {
  */
  function getPackageDetails(dir) {
     const result = {
-        /** @type {string} The package directory */ 
+        /** @type {string} The package directory */
         moduleDir: dir,
         /** @type {string} The full file path of package.json for this package */
         packageFile: null,
@@ -579,7 +579,7 @@ function getPackageList() {
             result.isNodeRedModule = typeof result.package['node-red'] === 'object'
             if(result.isNodeRedModule) {
                 result.isNodeRedModule = true;
-                result.allowed = registryUtil.checkModuleAllowed(pkg.name,pkg.version,loadAllowList,loadDenyList) 
+                result.allowed = registryUtil.checkModuleAllowed(pkg.name,pkg.version,loadAllowList,loadDenyList)
             }
         }
     } catch(err) {
diff --git a/packages/node_modules/@node-red/runtime/lib/flows/index.js b/packages/node_modules/@node-red/runtime/lib/flows/index.js
index f21bd56f9..aee1f25c0 100644
--- a/packages/node_modules/@node-red/runtime/lib/flows/index.js
+++ b/packages/node_modules/@node-red/runtime/lib/flows/index.js
@@ -539,25 +539,6 @@ function checkTypeInUse(id) {
     }
 }
 
-function updateMissingTypes() {
-    var subflowInstanceRE = /^subflow:(.+)$/;
-    activeFlowConfig.missingTypes = [];
-
-    for (var id in activeFlowConfig.allNodes) {
-        if (activeFlowConfig.allNodes.hasOwnProperty(id)) {
-            var node = activeFlowConfig.allNodes[id];
-            if (node.type !== 'tab' && node.type !== 'subflow') {
-                var subflowDetails = subflowInstanceRE.exec(node.type);
-                if ( (subflowDetails && !activeFlowConfig.subflows[subflowDetails[1]]) || (!subflowDetails && !typeRegistry.get(node.type)) ) {
-                    if (activeFlowConfig.missingTypes.indexOf(node.type) === -1) {
-                        activeFlowConfig.missingTypes.push(node.type);
-                    }
-                }
-            }
-        }
-    }
-}
-
 async function addFlow(flow, user) {
     var i,node;
     if (!flow.hasOwnProperty('nodes')) {
@@ -830,7 +811,7 @@ module.exports = {
 
     get:getNode,
     eachNode: eachNode,
-  
+
     /**
      * Gets the current flow configuration
      */