Bump hadoop-client from 2.2.0 to 2.7.0 in /opensource-storm#20

dependabot[bot] wants to merge 1 commit intomastershirdrn/opensource:masterfrom

dependabot/maven/opensource-storm/org.apache.hadoop-hadoop-client-2.7.0shirdrn/opensource:dependabot/maven/opensource-storm/org.apache.hadoop-hadoop-client-2.7.0Copy head branch name to clipboard