Reduce booting time by using is_empty method#1526

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mergify[bot] merged 3 commits intoCodeChain-io:masterfrom

HoOngEe:improve/enhance-boot-time

May 12, 2019

Commits on May 10, 2019

Commits on May 12, 2019

Merge branch 'master' into 'improve/enhance-boot-time'
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