Name corrections

Author: animeshsingh

CONTRIBUTING.md

@@ -1,6 +1,6 @@
 # Contributing to Nemesis
 
-Adding new features, improving documentation, fixing bugs, or writing tutorials are all examples of helpful contributions. Furthermore, if you are publishing a new attack or defense, we strongly encourage you to add it to Nemesis so that others may evaluate it fairly in their own work.
+Adding new features, improving documentation, fixing bugs, or writing tutorials are all examples of helpful contributions. Furthermore, if you are publishing a new attack or defense, we strongly encourage you to add it to Adversarial Robustness Toolbox so that others may evaluate it fairly in their own work.
 
-Bug fixes can be initiated through Github pull requests. When making code contributions to Nemesis, we ask that you follow the `PEP 8` coding standard and that you provide unit tests for the new features.
+Bug fixes can be initiated through Github pull requests. When making code contributions to Adversarial Robustness Toolbox, we ask that you follow the `PEP 8` coding standard and that you provide unit tests for the new features.