8132919: Put compiler tests in packages
Reviewed-by: vlivanov, dpochepk
Contributed-by: igor.ignatyev@oracle.com

8062854: move compiler jtreg test to corresponding subfolders and use those in TEST.groups
Summary: move all test from <bug_id> directories to <functional_dir_name>/<bug_id>; update TEST.groups to execute more tests
Reviewed-by: drchase, kvn