Try to get more information about error messages (#464)
Try to get more information about error messages (#464)

If the error object is not well-formed, try to get as most information
about it as we can instead of just realying on generic error messages.

Signed-off-by: Juan Cruz Viotti <8493db2a4f45d66df375afe12f7eba59fe1c8d78@gmail.com>
resin-io/etcher,resin-io/herostratus,resin-io/resin-etcher,cedricve/etcher,resin-io/resin-etcher,resin-io/etcher,resin-io/etcher,cedricve/etcher,resin-io/herostratus,resin-io/etcher,resin-io/etcher,cedricve/etcher