Update Contributors

Author: aadsm

CONTRIBUTORS.md

@@ -12,14 +12,17 @@ Donations are towards the ["Girls Who Code" NPO](https://www.classy.org/checkout
 
 * **[Evan Schwartz](https://github.com/emschwartz)**
   * Added support for reading Buffers.
-  * Add support for ID3 URL frames (W*).
+  * Added support for ID3 URL frames (W*).
+
+* **[Nils Schnabel](https://github.com/nils)**
+  * Added support for ID3 Chapters (CHAP/CTOC)
 
 ## Bugs
 
 * **[Guilherme Dellagustin](https://github.com/dellagustin)**
 * **[Jon Hester](https://github.com/jonhester)**
   * Fixed typo on the README file.
-  
+
 * **[hintofbasil](https://github.com/hintofbasil)**
   * Fixed size bug on request range.
 
@@ -29,9 +32,6 @@ Donations are towards the ["Girls Who Code" NPO](https://www.classy.org/checkout
 * **[Daniil Pokrovsky](https://github.com/danii1)**
   * Fixed lack of out of bounds check before reading tags.
 
-* **[Daniil Pokrovsky](https://github.com/danii1)**
-  * Fixed lack of out of bounds check before reading tags.
-
 * **[Jake](https://github.com/singjsong)**
   * Fixed ability to read user-defined text/URL fields