Adds a comment

src/main/java/ffmpegconverter/Parser.java

@@ -7,6 +7,10 @@ import static ffmpegconverter.Main.listContains;
 
 public class Parser {
 
+    /**
+     * This function parses command inputs into understandable converter instructions
+     * @param tokens <p>A list of tokens containing all arguments</p>
+     */
     private static void parse(List<String> tokens) {
         String[] types = {"animeconverter", "audioconverter", "videoconverter"};
         Main.converterArgument[] commonArgs = {