[Snyk] Security upgrade poltergeist from 1.16.0 to 1.16.0 #20

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snyk-bot wants to merge 1 commit from snyk-fix-dd1ce670a0e9da6d4bcffddb8bfdf8cb into master

1 commit

Author SHA1 Message Date
snyk-bot
7bb40daf28 fix: Gemfile & Gemfile.lock to reduce vulnerabilities
The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-RUBY-WEBSOCKETEXTENSIONS-570830
2020-06-03 03:51:33 +00:00