Reordering README

README.md

 # RegionChooser
 
-![RegionChooserScreenshot](region_chooser_screenshot.png)
-
 [RegionChooser](https://transfer.hft-stuttgart.de/gitlab/hft_gitlab/regionchooser) is a Java project. Its graphical interface allows to extract a specific region from [CityGML](https://www.opengeospatial.org/standards/citygml) and save it as a smaller CityGML file.
 
+![RegionChooserScreenshot](region_chooser_screenshot.png)
+
 It uses:
 
-    * Java 8
-    * JavaFX
-    * [Openlayers](https://openlayers.org/)
+* Java 8
+* JavaFX
+* [Openlayers](https://openlayers.org/)
 
 ## Installation