--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/icons/README.txt	Tue Jul 19 12:18:57 2016 +0200
@@ -0,0 +1,28 @@
+The icon is based on the Edu App icon as published under:
+
+https://www.ethz.ch/content/associates/services/de/lehre/lehrbetrieb/it-services-lehrbetrieb/lehrunterstuetzende-applikationen/eduapp-service.html
+
+Additionally the Oxygen-Icons for application-pdf and application-vnd.ms-excel
+were used.
+
+See licenses/README.txt for details about the license.
+
+Sources:
+ http://download.kde.org/stable/4.14.1/src/oxygen-icons-4.14.1.tar.xz
+
+Tools: Debian Package: inkscape Version: 0.48.3.1-1.3
+ Debian Package: imagemagick Version: 8:6.7.7.10-5+deb7u3
+ Debian Package: icnsutils Version 0.8.1-1
+ Debian Pacakge: gimp
+
+The pngs were created with inkscape bitmap export.
+The ico file was created with inkscape convert:
+for file in *.svgz; do
+    pngname=$(echo $file |sed 's/\.svgz/\.png/')
+    iconame=$(echo $file |sed 's/\.svgz/\.ico/')
+    convert 256_$pngname 128_$pngname 64_$pngname 48_$pngname 32_$pngname 22_$pngname 16_$pngname \
+            $iconame
+done;
+
+The Macos icon was created with:
+png2icns icon.icons 16_icon.png 32_icon.png 48_icon.png 128_icon.png 256_icon.png