Remove LZ4.*jar from ranger admin dependency

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+- org.apache.ranger:ranger-plugins-common:jar:1.0.0-SNAPSHOT:compile
[INFO] | +- org.codehaus.jackson:jackson-jaxrs:jar:1.9.13:compile
[INFO] | \- org.apache.ranger:ranger-plugins-audit:jar:1.0.0-SNAPSHOT:compile
[INFO] | +- org.apache.ranger:ranger-plugins-cred:jar:1.0.0-SNAPSHOT:compile
[INFO] | \- org.apache.kafka:kafka_2.10:jar:0.10.0.0:compile
[INFO] | +- com.101tec:zkclient:jar:0.8:compile
[INFO] | +- org.scala-lang:scala-library:jar:2.10.6:compile
[INFO] | +- com.yammer.metrics:metrics-core:jar:2.2.0:compile
[INFO] | +- org.apache.kafka:kafka-clients:jar:0.10.0.0:compile
[INFO] | | \- net.jpountz.lz4:lz4:jar:1.3.0:compile
[INFO] | \- net.sf.jopt-simple:jopt-simple:jar:4.9:compile