8186259: IOExceptionIfEncodedURLTest.sh versus IOExceptionIfEncodedURLTest.java
Add new keyword 'printer'. Some minor test fixes to show headless exception. Add some @requires windows.
Reviewed-by: serb
Backport-of: 34afeced211cd7115e2529b043c1e57dfa1291fe
8064573: [TEST_BUG] javax/swing/text/AbstractDocument/6968363/Test6968363.java is asocial pressing VK_LEFT and not releasing
8064575: [TEST_BUG] javax/swing/JEditorPane/6917744/bug6917744.java 100 times press keys and never releases
8064809: [TEST_BUG] javax/swing/JComboBox/4199622/bug4199622.java contains a lot of keyPress and not a single keyRelease
Reviewed-by: alexsch, pchelko