Update users_comments.md

AtsushiSakai · web-flow · commit cc9bb1134597 · 2019-07-27T07:32:54.000+09:00
diff --git a/users_comments.md b/users_comments.md
@@ -320,3 +320,5 @@ URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=8765684&isnumber=87
 
 - 36 Amazing Python Open Source Projects (v.2019) – Mybridge for Professionals https://medium.mybridge.co/36-amazing-python-open-source-projects-v-2019-2fe058d79450
 
+- Real-time Model Predictive Control (MPC), ACADO, Python | Work-is-Playing http://grauonline.de/wordpress/?page_id=3244
+

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`@@ -320,3 +320,5 @@ URL: http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=8765684&isnumber=87`
`320`	`320`
`321`	`321`	`- 36 Amazing Python Open Source Projects (v.2019) – Mybridge for Professionals https://medium.mybridge.co/36-amazing-python-open-source-projects-v-2019-2fe058d79450`
`322`	`322`
	`323`	`+- Real-time Model Predictive Control (MPC), ACADO, Python \| Work-is-Playing http://grauonline.de/wordpress/?page_id=3244`
	`324`	`+`