8036952: copyright issues in jdk9/dev/langtools files
Summary: Updated copyright notices.
Reviewed-by: jjg, jlahoda

8067379: Investigate and replace .class files in langtools/test with equivalent .jasm files
Reviewed-by: jjg, ksrini, anazarov
Contributed-by: mallikarjuna.avaluri@oracle.com

Initial load