[7.8] Add example of of local plugin installation (#65986)#66115

Merged

spalger merged 1 commit intoelastic:7.8from spalger:backport/7.8/pr-65986

May 11, 2020

+7-2

Commits on May 11, 2020

Add example of of local plugin installation (elastic#65986 )

bitodt
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spalger
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