8176492: @since value errors in java.compiler module
Reviewed-by: darcy

8173596: JavaCompiler.CompilationTask should support addModules
Reviewed-by: ksrini, jlahoda

8159305: Enhance the javadoc tool to support module related options
Reviewed-by: bpatel, jjg

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