used .png version of image - finally it works to show it inline :-)

internationalization/eLearning-sharing-short.asciidoc

@@ -20,8 +20,9 @@ In the example shown in the image, course A2 is hosted at university A and has 3
 Course C1 has 3 students from university C and 1 from university B.
 
 .Central course listing
-[link=https://es.technikum-wien.at/StudyATHome_public/StudyATHome_public/raw/master/images/elearning_course_sharing.svg]
-image::https://es.technikum-wien.at/StudyATHome_public/StudyATHome_public/raw/master/images/elearning_course_sharing.svg[Diagram showing 3 universities and a central course listing platform.,600,100]
+[link=https://es.technikum-wien.at/StudyATHome_public/StudyATHome_public/raw/master/images/elearning_course_sharing.png]
+image::https://es.technikum-wien.at/StudyATHome_public/StudyATHome_public/raw/master/images/elearning_course_sharing.png[Diagram showing 3 universities and a central course listing platform.]
+
 
 == Intended workflow (student's perspective)