chore: Update README

Author: kimobrian

README.md

@@ -1,2 +1,14 @@
 # Python-API-Testing
 Testing Python APIs
+
+## Sections.
+- Introduction - Brief intro of the article and setup of the application.
+- Test Driven Development(TDD) - A bit of explanation on TDD.
+- Utilizing Mocks - Explain the concept of mocking and different ways of mocking as follows.
+  - Using Decorators
+  - Using a Context Manager
+  - Using a Patcher
+- Mocking the whole function behavior - Demonstrate and explain how its done.
+- Mocking third party functions - Demonstrate and explain how to mock out own functions/modules in other functions.
+- Continuous integration with Circle CI - Brief walk through of how to combine testing and CI to make our development smooth, use case Github and Circle CI.
+- Conclusion - Brief summary touching on mocking and CI.