Merge pull request #474 from Qwinix/master

Added Google as Platinum and Technology Sponsor #472
commit
Merge pull request #478 from SatishTalim/master

commit - minor
commit
Merge pull request #479 from SatishTalim/master

commit - minor
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Merge pull request #480 from SatishTalim/master

commit - blog post
Add Julia Allyce Poladsky as Speaker #263
Merge pull request #264 from Qwinix/issue_263

Add Julia Allyce Poladsky as Speaker #263