Bug 861310: Require TLS 1.2 for TLS False Start, r=keeler

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extra : rebase_source : d4bb253a84270c84acdf7ed4f84bc0186231e521
Bug 1109766: Require AES-GCM for TLS False Start, r=keeler

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extra : rebase_source : 8370c628863e644131ed1fbe6b8e49b5dc1215dc
Bug 940787: Stop requiring ALPN/NPN for False Start, r=keeler

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extra : rebase_source : f8946e1fc631f2458807a559104a1dca01f444ac