[Snyk] Fix for 5 vulnerable dependencies#2

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snyk-bot wants to merge 1 commit intomasterfrom snyk-fix-eb2608e1bcbadbb2d0dfe797a514ca0c

+3,216-2,685

Commits on Jul 3, 2019

fix: package.json & package-lock.json to reduce vulnerabilities
snyk-test
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