updated contributors

Author: Peter

CONTRIBUTORS.md

@@ -1,21 +1,23 @@
 [Members](https://github.com/graphhopper?tab=members) and [Contributors](https://github.com/graphhopper/graphhopper/contributors)
 
+ * AnahitaS
  * agouge, discussion and API refactoring
  * b3nn0, Android improvements
  * cgarreau, increase of routing success rate via subnetwork cleanup
  * daisy1754, fixed usage of graphhopper.sh script
  * dardin88, instructions improved
+ * dewos
  * lmar, improved instructions information
  * fredao, translations
- * jansoe, algorithm improvements
+ * jansoe, one of the core developers
  * jansonhanson, general host config
  * JohannesPelzer, improved GPX information and various other things
- * karussell, lead developer
- * khuebner, pushes turn instructions forward 
+ * karussell, one of the core developers
+ * khuebner, pushed turn instructions forward
  * lmar, improved instructions
  * NopMap, massive improvements regarding OSM, parsing and encoding, route relations
  * ocampana, initial implementation for instructions
- * ratrun, route relations, GPX information and bike handling
+ * ratrun, route relations, GPX information, bike handling etc
  * rodneyodonnell, improved dead end removal
  * rodo, more descriptions