Sling 3.0.0

Merge branch 'master' of https://github.com/puckowski/Sling.js

Sling 2.0.6

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Sling 2.0.5

Updated to version 2.0.5.

Sling 2.0.4

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Sling 2.0.3

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Sling 2.0.2

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Sling 2.0.1

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Sling 2.0.0

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Sling 1.9.2

Updated docs for Sling Core.

Sling 1.9.1

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