FEAT: Implement AVLT_Insertion&Search #85

Refer to last two post and look up PR #85
Authored by: StaticSound
@JarrettChen217, @XinMoZ, @junhaozhu1, @Lafinoon, @JiayiSun666

Minor fixes:
- test name formatting
- AVL in Menu bar

Author: Sraccity

.gitignore

@@ -24,3 +24,7 @@ yarn-error.log*
 # Remove Docs
 /docs
 /tests
+
+# IDEs
+/.idea
+/.vscode

.idea/.name

@@ -16,7 +16,7 @@
     "test": "react-scripts test",
     "test-uf": "npm test -- ./src/algorithms/controllers/unionFind.test.js",
     "test-234t": "npm test -- ./src/algorithms/controllers/TTFTree.test.js",
-    "test_avl": "npm test -- ./src/algorithms/controllers/AVLTree.test.js",
+    "test-avl": "npm test -- ./src/algorithms/controllers/AVLTree.test.js",
     "test-url": "npm test -- ./src/algorithms/parameters/helpers/urlHelpers.test.js"
   },
   "husky": {