8232594: Make the output of the JFR command duration more user friendly
Reviewed-by: egahlin, cito
Contributed-by: chiroito107@gmail.com, erik.gahlin@oracle.com
/build/
/dist/
/.idea/
nbproject/private/
/webrev
/.src-rev
/.jib/
.DS_Store
.metadata/
.recommenders/
test/nashorn/script/external
test/nashorn/lib
NashornProfile.txt
**/JTreport/**
**/JTwork/**