chore : upd readme

README.md

@@ -12,11 +12,15 @@ So far be sure to have the correct requirements to use this library
 - aidge_core
 - Python (optional, if you have no intend to use this library in python with pybind)
 
-## Pip installation
+## Installation
 
-You will need to install first the ``aidge_core`` library before installing ``aidge_backend_cpu``.
+### Dependencies
+
+ - `aidge_core`
+ - `aidge_backend_cpu`.
+
+### Pip installation
 
-Then run in your python environnement :
 ``` bash
 pip install . -v
 ```
@@ -25,7 +29,7 @@ pip install . -v
 > - `AIDGE_PYTHON_BUILD_TYPE` : to set the compilation mode to **Debug** or **Release** 
 > - `AIDGE_BUILD_GEN` : to set the build backend with 
 
-## Standard C++ Compilation
+### Standard C++ Compilation
 
 You will need to compile first the Core library before compiling the CPU one.
 The makefile is designed to do it for you.