8138838: docs cleanup for java.desktop
Summary: docs cleanup for java.desktop
Reviewed-by: serb

8138674: Some platforms may not support showing the user-specified title in a file dialog
Reviewed-by: serb

8074757: Remove java.awt.Toolkit methods which return peer types
Reviewed-by: alanb, prr, ant

8074028: Remove API references to java.awt.peer
Reviewed-by: alanb, ant, yan, prr

8066621: Suppress deprecation warnings in java.desktop module
Reviewed-by: prr, alanb, ptbrunet

8054834: Modular Source Code
Reviewed-by: alanb, chegar, ihse, mduigou
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com