Added Windows setup tool

setup.ps1

+# Helper setup tool to automatically build aidge_core on Windows.
+
+# Requirements
+################################################################################
+# You have either VS BuildTools or VS Community already present on your 
+# system, with the build tools installed.
+# If not, download Visual Studio Community here:
+# https://visualstudio.microsoft.com/fr/vs/community/
+# Make sure to install the "Desktop Development with C++" workload.
+# Run this script in a Powershell console with Administrator rights in order to
+# automatically install the dependencies, or just execute the second part if you
+# already have all the dependencies satisfied.
+
+# Enable or disable automatic installation of requirements
+# Run .\setup.ps1 -install_reqs:$false to disable it
+param ([bool]$install_reqs=$true)
+
+# Default install path is .\install_cpp
+if (-not $env:AIDGE_INSTALL_PATH)
+{
+    $env:AIDGE_INSTALL_PATH = $(Join-Path $pwd install_cpp)
+}
+
+# 1. Setup environment
+################################################################################
+if ($install_reqs)
+{
+    # Install Chocolatey
+    Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1'))
+    # Install dependencies
+    choco install cmake.install --installargs '"ADD_CMAKE_TO_PATH=System"' -Y
+    choco install git -Y
+    choco install python -Y
+    # Update PATH
+    $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
+}
+
+# 2. Compile & install aidge_core
+################################################################################
+md -Force build_cpp
+md -Force $env:AIDGE_INSTALL_PATH
+cd build_cpp
+cmake -DCMAKE_INSTALL_PREFIX:PATH=$env:AIDGE_INSTALL_PATH -DCMAKE_BUILD_TYPE=Debug ..
+cmake --build . -j2
+cmake --install . --config Debug
+# Optional: run the unit tests
+ctest --output-on-failure