Update table of contents

README.md

@@ -12,12 +12,12 @@ A Chip-8 emulator written in JavaScript.
 
 - [Installation](#installation)
 - [Usage](#usage)
-  - [Load ROM](#load-rom)
-  - [View hex dump](#view-hex-dump)
+  - [Web](#web)
+  - [Terminal](#terminal)
+  - [Native](#native)
 - [Automated Testing](#automated-testing)
   - [Instruction tests](#instruction-tests)
   - [CPU tests](#cpu-tests)
-- [Todos](#todos)
 - [Motivation](#motivation)
 - [Acknowlegdements](#acknowledgements)
 - [License](#license)