8183310: java/security/modules/ModularTest.java should clean up better
Summary: This require cleaning up Test files.
Reviewed-by: weijun

8181335: remove packageless CompilerUtils
Reviewed-by: alanb

8136930: Simplify use of module-system options by custom launchers
Reviewed-by: alanb, ksrini, henryjen, sundar

8151654: Additional modular test for "auth.login.defaultCallbackHandler"
Reviewed-by: mchung, weijun