fix(polyfill): remove usage of backticks / template so it works with ie11

patches/event-target-polyfill+0.0.3.patch

@@ -1,5 +1,5 @@
 diff --git a/node_modules/event-target-polyfill/index.js b/node_modules/event-target-polyfill/index.js
-index 82f7f42..c7b65b7 100644
+index 82f7f42..d198834 100644
 --- a/node_modules/event-target-polyfill/index.js
 +++ b/node_modules/event-target-polyfill/index.js
 @@ -12,19 +12,6 @@ function isConstructor(fn) {
@@ -27,7 +27,7 @@ index 82f7f42..c7b65b7 100644
        if (arguments.length < 2) {
          throw new TypeError(
 -          `TypeError: Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, but only ${arguments.length} present.`
-+          "TypeError: Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, " \
++          "TypeError: Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, " +
 +          "but only " + arguments.length.toString() + "present."
          );
        }
@@ -37,12 +37,12 @@ index 82f7f42..c7b65b7 100644
        if (arguments.length < 2) {
          throw new TypeError(
 -          `TypeError: Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, but only ${arguments.length} present.`
-+          "TypeError: Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, " \
++          "TypeError: Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, " +
 +          "but only " + arguments.length.toString() + "present."
          );
        }
        const __listeners = this.__listeners;
-@@ -78,7 +67,7 @@ if (typeof root.EventTarget === "undefined" || !isConstructor(root.Event)) {
+@@ -78,14 +67,14 @@ if (typeof root.EventTarget === "undefined" || !isConstructor(root.Event)) {
      EventTarget.prototype.dispatchEvent = function (event) {
        if (!(event instanceof Event)) {
          throw new TypeError(
@@ -51,3 +51,29 @@ index 82f7f42..c7b65b7 100644
          );
        }
        const type = event.type;
+       const __listeners = this.__listeners;
+       const listenersForType = __listeners.get(type);
+       if (listenersForType) {
+-        for (const [listener, options] of listenersForType.entries()) {
++        listenersForType.forEach(function(options, listener) {
+           try {
+             if (typeof listener === "function") {
+               // Listener functions must be executed with the EventTarget as the `this` context.
+@@ -100,7 +89,7 @@ if (typeof root.EventTarget === "undefined" || !isConstructor(root.Event)) {
+             // Unfortunately, this is the best we can do, which isn't great, because the
+             // native EventTarget will actually do this synchronously before moving to the next
+             // event in the loop.
+-            setTimeout(() => {
++            setTimeout(function() {
+               throw err;
+             });
+           }
+@@ -109,7 +98,7 @@ if (typeof root.EventTarget === "undefined" || !isConstructor(root.Event)) {
+             // to remove it now.
+             listenersForType.delete(listener);
+           }
+-        }
++        })
+       }
+       // Since there are no cancellable events on a base EventTarget,
+       // this should always return true.

patches/formdata-polyfill+4.0.10.patch

@@ -0,0 +1,61 @@
+diff --git a/node_modules/formdata-polyfill/FormData.js b/node_modules/formdata-polyfill/FormData.js
+index 8e73660..7b64ba4 100644
+--- a/node_modules/formdata-polyfill/FormData.js
++++ b/node_modules/formdata-polyfill/FormData.js
+@@ -71,7 +71,7 @@ if (typeof Blob !== 'undefined' && (typeof FormData === 'undefined' || !FormData
+ 
+   function ensureArgs (args, expected) {
+     if (args.length < expected) {
+-      throw new TypeError(`${expected} argument required, but only ${args.length} present.`)
++      throw new TypeError(expected + " argument required, but only " + args.length.toString() + " present.")
+     }
+   }
+ 
+@@ -342,11 +342,11 @@ if (typeof Blob !== 'undefined' && (typeof FormData === 'undefined' || !FormData
+     ['_blob'] () {
+         const boundary = '----formdata-polyfill-' + Math.random(),
+           chunks = [],
+-          p = `--${boundary}\r\nContent-Disposition: form-data; name="`
++          p = "--" + boundary +" \r\nContent-Disposition: form-data; name=\""
+         this.forEach((value, name) => typeof value == 'string'
+-          ? chunks.push(p + escape(normalizeLinefeeds(name)) + `"\r\n\r\n${normalizeLinefeeds(value)}\r\n`)
+-          : chunks.push(p + escape(normalizeLinefeeds(name)) + `"; filename="${escape(value.name)}"\r\nContent-Type: ${value.type||"application/octet-stream"}\r\n\r\n`, value, `\r\n`))
+-        chunks.push(`--${boundary}--`)
++          ? chunks.push(p + escape(normalizeLinefeeds(name)) + "\"\r\n\r\n" + normalizeLinefeeds(value) + "\r\n")
++          : chunks.push(p + escape(normalizeLinefeeds(name)) + "\"; filename=\"" + escape(value.name) + "\r\nContent-Type: " + (value.type||"application/octet-stream") + "\r\n\r\n", value, "\r\n"))
++        chunks.push("--"+boundary+"--")
+         return new Blob(chunks, {
+           type: "multipart/form-data; boundary=" + boundary
+         })
+diff --git a/node_modules/formdata-polyfill/formdata-to-blob.js b/node_modules/formdata-polyfill/formdata-to-blob.js
+index 5a0a517..0b7fbd7 100644
+--- a/node_modules/formdata-polyfill/formdata-to-blob.js
++++ b/node_modules/formdata-polyfill/formdata-to-blob.js
+@@ -16,22 +16,22 @@ const escape = (str, filename) =>
+ export function formDataToBlob (formData, BlobClass = Blob) {
+   const boundary = ('----formdata-polyfill-' + Math.random())
+   const chunks = []
+-  const prefix = `--${boundary}\r\nContent-Disposition: form-data; name="`
++  const prefix = "--"+$boundary+"\r\nContent-Disposition: form-data; name=\""
+ 
+   for (let [name, value] of formData) {
+     if (typeof value === 'string') {
+-      chunks.push(prefix + escape(name) + `"\r\n\r\n${value.replace(/\r(?!\n)|(?<!\r)\n/g, '\r\n')}\r\n`)
++      chunks.push(prefix + escape(name) + "\"\r\n\r\n" + value.replace(/\r(?!\n)|(?<!\r)\n/g, '\r\n') + "\r\n")
+     } else {
+       chunks.push(
+-        prefix + escape(name) + `"; filename="${escape(value.name, 1)}"\r\n` +
+-        `Content-Type: ${value.type || 'application/octet-stream'}\r\n\r\n`,
++        prefix + escape(name) + "\"; filename=\"" + escape(value.name, 1) + "\r\n" +
++        "Content-Type: " + (value.type || 'application/octet-stream') + "\r\n\r\n",
+         value,
+         '\r\n'
+       )
+     }
+   }
+ 
+-  chunks.push(`--${boundary}--`)
++  chunks.push("--" + boundary + "--")
+ 
+   return new BlobClass(chunks, {
+     type: 'multipart/form-data; boundary=' + boundary