Replace popper with fork

package.json

@@ -96,7 +96,7 @@
     "webpack-dev-server": "^4.11.1"
   },
   "dependencies": {
-    "@popperjs/core": "^2.9.2"
+    "sveltestrap-popper": "^2.9.3"
   },
   "browserslist": "last 2 versions"
 }

src/Popover.svelte

@@ -1,6 +1,6 @@
 <script>
   import { onMount } from 'svelte';
-  import { createPopper } from '@popperjs/core/dist/esm/popper';
+  import { createPopper } from 'sveltestrap-popper';
   import classnames from './utils';
   import InlineContainer from './InlineContainer.svelte';
   import Portal from './Portal.svelte';

src/Tooltip.svelte

@@ -1,6 +1,6 @@
 <script>
   import { onDestroy, onMount } from 'svelte';
-  import { createPopper } from '@popperjs/core/dist/esm/popper';
+  import { createPopper } from 'sveltestrap-popper';
   import classnames, { uuid } from './utils';
   import InlineContainer from './InlineContainer.svelte';
   import Portal from './Portal.svelte';

src/popper.js

@@ -1,4 +1,4 @@
-import { createPopper } from '@popperjs/core/dist/esm/popper';
+import { createPopper } from 'sveltestrap-popper';
 
 // Code derived from https://github.com/bryanmylee/svelte-popperjs/blob/master/src/index.ts
 export function createPopperActions(initOptions) {