Add composer file.
Add keywords and better autoload compatibility.
[auto] Merge from Database

    • #b06d072 — Add composer file. (Stéphane PY, 2014-03-05)
    • #67954e0 — Add keywords and better autoload compatibility. (Ivan Enderlin, 2014-03-05)

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Merge branch 'master' of /var/lib/git/repositories/Library/Database