Added 3 super-useful code snippets
Merge pull request #96 from ryanmaxwell/master

Added 3 super-useful code snippets
it must be a typo here.
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Merge pull request #98 from demon1105/master

it must be a typo here.
Merge pull request #99 from raven/master

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iOS example app code cleanup.
Merge pull request #100 from kovpas/master

iOS example app code cleanup.
fix attribute chaining example