Corrected include order. doc: tidy.
Cacophony.sublime-project: excluded binaries.
traits: added loose tags.
Tagged all serialization functions.
test/unit: tidy.
Cacophony.sublime-project: unexcluded test binaries...¹

1: Apparently Sublime Text only matches up to the end of the
string. Sigh.
BinarySerializer: unconfigured GR before header exit.
support: added string_cfg and std::string support.

test/unit/binary: added std::string support test.