[fix #199] adds hoodie.id(), replaces hoodie.account.ownerHash

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Merge pull request #229 from hoodiehq/hoodie_id

[fix #199] adds hoodie.id(), replaces hoodie.account.ownerHash
Merge branch 'dev'
build

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This commit was sponsored by The Hoodie Firm.
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Release 0.6.0

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This commit was sponsored by The Hoodie Firm.
You can hire The Hoodie Firm:
http://go.hood.ie/thehoodiefirm