CAPI-337: improve error reporting on clietn-side InternalErrors
CAPI-337: improve error reporting on clietn-side InternalErrors

joyent/node-sdc-clients,arekinath/node-sdc-clients,arekinath/node-sdc-clients,joyent/node-sdc-clients,misterdjules/node-sdc-clients,misterdjules/node-sdc-clients