Update: add more setup information and useful website links on the do…

…cument of PyCharm (nutti#8)

docs/setup_pycharm.md

@@ -31,11 +31,20 @@ You can see each version of the premade module on there.
 
 Launch PyCharm and do all below procedures.
 
-1. Click *File* > *Settings* to show *Settings* window.
+1. Show *Settings* (Windows) or *Preferences* (macOS) window.
+  * (Windows) Click *File* > *Settings*
+  * (macOS) Click *Pycharm Menu* > *Preferenes*
 2. Select *Project: <Your Project>* > *Project Interpreter*.
-3. Click *Setting* icon on the right next to *Project Interpreter:* and Click *More...*.
-4. In *Project Interpreters* window, click the bottom icon to show *Interpreter Paths* window.
-5. Click *Add* icon to show *Select Path* window.
-6. Select the path premade module is located, and click *OK*.
-7. Click *OK* repeatedly until *Settings* window is closed.
-8. Now, you can complete the code related to the Blender Python API.
+3. Click *Gear* icon on the right next to *Project Interpreter:*, and a popup menu is shown.
+4. Click *More...* on the popped up menu.
+5. In *Project Interpreters* window, click the bottom icon *Show paths for the selected Interpreter* to show *Interpreter Paths* window.
+6. Click *+* icon, and a file browser is launched.
+7. Select the path where premade module is located, and click *OK*.
+8. Click *OK* repeatedly until *Settings* (Windows) or *Preferences* (macOS) window is closed.
+9. Now, you can complete the code related to the Blender Python API.
+
+
+# More information
+
+* [Stack Overflow: PyCharm import external library](https://stackoverflow.com/questions/24197970/pycharm-import-external-library)
+* [Blender – Interplanety: Using external IDE PyCharm for writing Blender scripts](https://b3d.interplanety.org/en/using-external-ide-pycharm-for-writing-blender-scripts/)