bump version to 1.16.0-SNAPSHOT
bump version to 1.16.0-SNAPSHOT

Summary: Bump version to 1.16.0-SNAPSHOT for new yoga release

Reviewed By: amir-shalem

Differential Revision: D17396540

fbshipit-source-id: ddd01454752d88548ae7490cfd9fccfb8c591ec9

facebook/yoga,facebook/css-layout,facebook/css-layout,facebook/css-layout,facebook/yoga,facebook/css-layout,facebook/yoga,facebook/css-layout,facebook/yoga,facebook/css-layout,facebook/yoga,facebook/css-layout,facebook/css-layout,facebook/yoga,facebook/css-layout,facebook/yoga,facebook/yoga,facebook/yoga,facebook/yoga