8020552: [launcher] changes to support removal of Solaris 32-bit distribution
8023495: [infra] create 64-bit solaris bits with symlinks
Reviewed-by: ihse, tbell, dholmes, darcy, alanb, erikj, sla, martin
8025173: HashMap.put() replacing an existing key can trigger a resize()
Summary: Ensure that HashMap is not resized if we're just replacing a value
Reviewed-by: alanb, martin