small fixes

Author: Rustam-Z

README.md

@@ -12,7 +12,7 @@ Finish date: December 13, 2020
 - [Pathfinding algorithm](https://clementmihailescu.github.io/Pathfinding-Visualizer/) `TODO`
 
 ## First Prototype
-<img src="mvp1.gif">
+<img src="assets/mvp1.gif">
 
 ## How to run?
 ```
@@ -22,7 +22,7 @@ java AlgorithmVisualizer
 
 ## Skills Gained
 - Multi-Threading using Swing Worker
-- Customising Swing Components
+- Customizing Swing Components
 - Working with Graphics 2D
 - Different sorting algorithms
 

Sorting.java

@@ -94,19 +94,19 @@ public void actionPerformed(ActionEvent e) {
                 sortAlgo.initShuffler();
             }
             else if (e.getSource() == jbtMerge) {
-                sortAlgo.mergeSort(); // Merge sort algotithm
+                sortAlgo.mergeSort(); // Merge sort algorithm
                 sortAlgo.initShuffler(); // shuffling
             }
             else if (e.getSource() == jbtBubble) {
-                sortAlgo.bubbleSort(); // Bubble sort algotithm
+                sortAlgo.bubbleSort(); // Bubble sort algorithm
                 sortAlgo.initShuffler(); // shuffling
             }
             else if (e.getSource() == jbtInsertion) {
-                sortAlgo.insertionSort(); // Insertion algotithm
+                sortAlgo.insertionSort(); // Insertion algorithm
                 sortAlgo.initShuffler(); // shuffling
             }
             else if (e.getSource() == jbtSelection) {
-                sortAlgo.selectionSort(); // Insertion algotithm
+                sortAlgo.selectionSort(); // Insertion algorithm
                 sortAlgo.initShuffler(); // shuffling
             }
             else if (e.getSource() == jbtStart) {