fgm/go__socialnetwork: A fork of the code in the Go web services book @ 55f968a5672a275022e32c9b0ec58006734c9ef5

Frederic G. MARAND b7cb62ac28 Ch1 pp47-40: Hello world.		%!s(int64=8) %!d(string=hai) anos
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10dc80b4-893f-4787-947d-4fc143d66263	b7cb62ac28 Ch1 pp47-40: Hello world.	%!s(int64=8) %!d(string=hai) anos
10dc80b4-893f-4787-947d-4fc143d66263.xml	b7cb62ac28 Ch1 pp47-40: Hello world.	%!s(int64=8) %!d(string=hai) anos