general overhaul, better images, better texts

_posts/teaching/2022-10-15-android.md

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-Over the course of several semesters me and my collegues tought mobile app developement at [LMU](https://www.mobile.ifi.lmu.de/).
-The lab was divided into two phases:
-**1)** In the introductory phase, the theoretical basics were taught in a weekly preliminary meeting, in addition to practical timeslots.
-**2)** During the project phase, students then worked independently in groups on their own projects.
-There were individual appointments with the project groups to discuss the respective status of the project work.
+Over multiple semesters, my colleagues and I taught mobile app development at LMU. 
+The course was structured into two phases: 
+an introductory phase covering theoretical basics and practical skills, followed by a project phase where students worked in groups on their projects, receiving individual guidance.
 
 ### Content
 
@@ -35,6 +33,4 @@ There were individual appointments with the project groups to discuss the respec
 - Teamwork and planning of timed projects
 - Agile feature developement and tools
 
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 This course was held as `Praktikum Mobile und Verteilte Systeme (MSP)`