Add how to use the branch

Author: 200km

README.md

@@ -24,6 +24,13 @@ This repository provides the following samples.
   - This is the simplest `s2e-user` repository.
   - This branch is a sample code for [How To Make New Simulation Scenario](https://github.com/ut-issl/s2e-documents/blob/develop/Tutorials/HowToMakeNewSimulationScenario.md) in the `s2e-documents`.
   - Users can refer this branch to make their `s2e-user`.
-- `sample/hoge` branches
+- `sample/*` branches
   - Sample codes for tutorials in [s2e-documents](https://github.com/ut-issl/s2e-documents).
-  - The branch name is same with the tutorial titles.
+  - The branch name is same with the tutorial titles.
+- `feature/*`   # Developing codes
+- `hotfix/*`    # Bug Fix codes
+
+## How to use this branch
+
+- This branch is a sample code for [How To Make New Simulation Scenario](https://github.com/ut-issl/s2e-documents/blob/develop/Tutorials/HowToMakeNewSimulationScenario.md) in the `s2e-documents`.
+- Please follow the tutorial to learn how to use the sample code.