Description
When pushing the 1.18 release candidate Maven reported the following issues
[artifact:mvn] [WARNING] Some problems were encountered while building the effective model for org.apache.nutch:nutch:jar:1.18 [artifact:mvn] [WARNING] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: org.mortbay.jetty:jetty:jar -> duplicate declaration of version 6.1.26 @ line 457, column 17 [artifact:mvn] [WARNING] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: org.apache.commons:commons-collections4:jar -> version 4.4 vs 4.1 @ line 463, column 17 [artifact:mvn] [WARNING] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: org.apache.httpcomponents:httpclient:jar -> version 4.5.13 vs 4.5.5 @ line 559, column 17