dragon: README update (#2 update)

Author: NopAngel

README.md

@@ -15,10 +15,11 @@ To compile the Dragon interpreter, run:
 
 ```sh
 gcc src/Dragon.c -o Dragon
-Usage
+```
+## Usage
 Create a .DragonC file to define your variables and commands. Here is an example:
 
-plaintext
+``` plaintext
 # Variable definitions
 COMPILER=gcc
 CFLAGS=-Wall -O2
@@ -34,4 +35,4 @@ sh
 ./Dragon .DragonC
 ```
 ## License
-This project is licensed under the MIT License - see the LICENSE file for details.
+This project is licensed under the MIT License - see the LICENSE file for details.