Issue #463 add json decoding to the sandbox
Check for a nil remote address since UDP connections won't have one.
More chicken sacrifices to the gomock deities.
Merge pull request #465 from mozilla-services/issue_463

Issue #463 add json decoding to the sandbox
Merge pull request #466 from mozilla-services/features/udp-no-remote-addr

Check for a nil remote address since UDP connections won't have one.
dropped all references to JsonDecoder
updated tests and documentation to remove references to JsonDecoder
Merge pull request #469 from crankycoder/features/415-remove-jsondecoder

Features/415 remove jsondecoder
Merge branch 'refs/heads/dev' into features/new-dashboard
Added space between sandbox rows.