8157236: attach on ARMv7 fails with com.sun.tools.attach.AttachNotSupportedException: Unable to open socket file
Summary: Add more diagnostic to attach code
Reviewed-by: dholmes, alanb

8136556: Add the ability to perform static builds of MacOSX x64 binaries
Reviewed-by: ihse, bdelsart, gadams, lfoltan, rriggs, hseigel, twisti

8074812: More specific error message when the .java_pid well-known file is not secure
Reviewed-by: jbachorik, martin

8055230: Rename attach provider implementation class be platform neutral
Reviewed-by: alanb, chegar, dfuchs, dholmes, erikj, sla