8051896: jtreg tests don't use $TESTJAVAOPTS
Reviewed-by: kvn, ctornqvi

8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
Summary: Copyright year updated for files modified during 2013
Reviewed-by: twisti, iveresov

8009152: A number of jtreg tests need review/improvement
Summary: Added a new test_env.txt file to capture common shell variable. Added concept of COMPILEJAVA for use when TESTJAVA is a JRE. If COMPILEJAVA not set then TESTJAVA will be the default with assumption it is a JDK.
Reviewed-by: kvn, brutisso, coleenp

7162488: VM not printing unknown -XX options
Reviewed-by: dholmes, kamg