Updated java installation

Author: bbogush

extra/autorouting.txt

@@ -1,5 +1,8 @@
 kicad: File -> Export -> Specctra DSN.
-Install Oracle java "sudo apt-get install oracle-java8-installer"
+Install Oracle java
+# sudo add-apt-repository ppa:linuxuprising/java
+# sudo apt update
+# sudo apt install oracle-java11-installer
 Download freerouting jar from https://freerouting.org/freerouting/using-with-kicad
 Run freerouting "java -jar /opt/layout/bin/freeRouting.jar".
 Open *.dsn in freerouting util.