How to make Tibco BW Designer less ugly on Linux

Install Microsoft web fonts and set these used by Designer to Arial 12 and Lucida Typewriter 12.
Modify designer.tra:

java.extended.properties -XX:+UseG1GC -XX:MaxGCPauseMillis=100 -XX:MaxPermSize=512m  -Dswing.defaultlaf=com.jgoodies.looks.plastic.Plastic3DLookAndFeel -Dawt.useSystemAAFontSettings=lcd -Dsun.java2d.opengl=false -Dswing.aatext=true