fix view cache singleflight#63

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theharveyz wants to merge 7 commits intoEvaEngine:masterfrom

theharveyz:fix-view-cache

Commits on Dec 18, 2017

fix lint
theharveyz
committed
fix bug
theharveyz
committed

Commits on Dec 19, 2017

fix view_cache test
theharveyz
committed

Commits on Dec 20, 2017

Commits on Dec 25, 2017