Updating documentation for installation to make sure people have Python in their path (#66)

PBI: 31448
Task: 31449

* Updating documentation for installation to make sure people have Python in their path

* Apply suggestions from code review

Co-Authored-By: Jonathan Wang <jonathanwangg@gmail.com>

docs/developers-setup.md

@@ -11,7 +11,7 @@
   - Download link : https://www.python.org/downloads/
   - **NOTE :** Make sure Python is in your path under an environment variable named `python` (during installation or insert it manually afterwards)
   - **NOTE :** Make sure pip is added to your environment variables as well
-    (for example it could be find at : c:\users\<alias>\appdata\local\programs\python\python37\lib\site-packages\pip)
+    (for example it could be found at : `c:\users\<...>\appdata\local\programs\python\python37\lib\site-packages\pip`)
   - Run in a console `python -m pip install --upgrade pip`
 
 - Simpleaudio

docs/how-to-use.md

@@ -30,6 +30,8 @@ Commands are accessible through :
   - Sound - .wav files
   - Red LED
   - Switch
+  - Green LED
+  - Temperature sensor
 
 ## Not supported yet
 
@@ -40,12 +42,10 @@ Commands are accessible through :
 - Debugger for the simulator
 - Device's features
   - Light sensor
-  - Temperature sensor
   - Motion sensors
   - Sound sensor
   - Touch sensors
   - Sound - tones
-  - Green LED
   - IR transmitter
 
 ## Troubleshooting Tips

docs/install.md

@@ -13,9 +13,13 @@
 
 ## Prerequisites
 
+_Note: You need to install all the dependencies in order to use the extension._
+
 - [VS Code](https://code.visualstudio.com/Download)
 - [Node](https://nodejs.org/en/download/)
 - [Python 3.7.4 (or latest)](https://www.python.org/downloads/)
+  - **Warning :** Make sure you've included `python` and `pip` to your `PATH` in your **environment variables**.  
+  _(Note: the easiest way to do it might be when you install Python, you can select the "Add to PATH" option directly. Otherwise you can search how to insert it manually, but make sure that when you type `python` in a terminal, the command is recognized.)_
 - Python VS Code extension (download from VS Code Marketplace)
 - Simple audio :
   - `python -m pip install --upgrade pip`
@@ -23,6 +27,6 @@
   - **Troubleshoot :** If it's not working make sure you have pip and C++ 2015 build tools installed ([Download link](https://visualstudio.microsoft.com/vs/older-downloads), and look under 'Redistributables and Build tools' : 'Microsoft Build Tools 2015')
 - Pywin32 : `pip install pywin32`
 
-## How to use the extension
+## How to use the Extension
 
 - [How to use the Extension](/docs/how-to-use.md)