add 2.1 doc

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update doc.

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fix.

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add restfully

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fix.

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add schema in cassandra doc.

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Merge branch 'maint-2.1.0' of https://github.com/snoozesoftware/snooze-documentation into maint-2.1.0
ifix path in local.

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fix

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add snoozeec2 files.

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fix.

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update to 2.1.1 snooze-capistrano.

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update.

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fix.

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