Added version to all of the files, apparently that's a cpan requirement

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#	modified:   lib/Data/Transit/Reader.pm
#	modified:   lib/Data/Transit/Reader/JSON.pm
#	modified:   lib/Data/Transit/Reader/JSONVerbose.pm
#	modified:   lib/Data/Transit/Reader/MessagePack.pm
#	modified:   lib/Data/Transit/Writer.pm
#	modified:   lib/Data/Transit/Writer/JSON.pm
#	modified:   lib/Data/Transit/Writer/JSONVerbose.pm
#	modified:   lib/Data/Transit/Writer/MessagePack.pm
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