Moved from JCenter to Maven Central.

Updated dependencies.

docs/scripts/clipboard.js

@@ -0,0 +1,52 @@
+window.addEventListener('load', () => {
+    document.querySelectorAll('span.copy-icon').forEach(element => {
+        element.addEventListener('click', (el) => copyElementsContentToClipboard(element));
+    })
+
+    document.querySelectorAll('span.anchor-icon').forEach(element => {
+        element.addEventListener('click', (el) => {
+            if(element.hasAttribute('pointing-to')){
+                const location = hrefWithoutCurrentlyUsedAnchor() + '#' + element.getAttribute('pointing-to')
+                copyTextToClipboard(element, location)
+            }
+        });
+    })
+})
+
+const copyElementsContentToClipboard = (element) => {
+    const selection = window.getSelection();
+    const range = document.createRange();
+    range.selectNodeContents(element.parentNode.parentNode);
+    selection.removeAllRanges();
+    selection.addRange(range);
+
+    copyAndShowPopup(element,  () => selection.removeAllRanges())
+}
+
+const copyTextToClipboard = (element, text) => {
+    var textarea = document.createElement("textarea");
+    textarea.textContent = text;
+    textarea.style.position = "fixed";
+    document.body.appendChild(textarea);
+    textarea.select();
+
+    copyAndShowPopup(element, () => document.body.removeChild(textarea))
+}
+
+const copyAndShowPopup = (element, after) => {
+    try {
+        document.execCommand('copy');
+        element.nextElementSibling.classList.add('active-popup');
+        setTimeout(() => {
+            element.nextElementSibling.classList.remove('active-popup');
+        }, 1200);
+    } catch (e) {
+        console.error('Failed to write to clipboard:', e)
+    }
+    finally {
+        if(after) after()
+    }
+}
+
+const hrefWithoutCurrentlyUsedAnchor = () => window.location.href.split('#')[0]
+