[HUDI-159]: Pom cleanup and removal of com.twitter.parquet

- Redo all classes based on org.parquet only
 - remove unuused dependencies like parquet-hadoop, common-configuration2
 - timeline-service does not build a fat jar anymore
 - Fix utilities and hadoop-mr bundles based on above

hudi-client/pom.xml

@@ -91,10 +91,6 @@
       <groupId>org.apache.parquet</groupId>
       <artifactId>parquet-avro</artifactId>
     </dependency>
-    <dependency>
-      <groupId>org.apache.parquet</groupId>
-      <artifactId>parquet-hadoop</artifactId>
-    </dependency>
 
     <!-- Spark -->
     <dependency>
@@ -110,6 +106,12 @@
     <dependency>
       <groupId>io.dropwizard.metrics</groupId>
       <artifactId>metrics-graphite</artifactId>
+      <exclusions>
+        <exclusion>
+          <groupId>com.rabbitmq</groupId>
+          <artifactId>*</artifactId>
+        </exclusion>
+      </exclusions>
     </dependency>
     <dependency>
       <groupId>io.dropwizard.metrics</groupId>
@@ -125,12 +127,7 @@
       <groupId>com.beust</groupId>
       <artifactId>jcommander</artifactId>
       <version>1.48</version>
-    </dependency>
-
-    <dependency>
-      <groupId>org.htrace</groupId>
-      <artifactId>htrace-core</artifactId>
-      <version>3.0.4</version>
+      <scope>test</scope>
     </dependency>
 
     <!-- Hadoop -->

hudi-client/src/main/java/org/apache/hudi/io/HoodieAppendHandle.java

@@ -18,7 +18,7 @@
 
 package org.apache.hudi.io;
 
-import com.beust.jcommander.internal.Maps;
+import com.google.common.collect.Maps;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Iterator;

hudi-client/src/test/java/org/apache/hudi/io/strategy/TestHoodieCompactionStrategy.java

@@ -21,8 +21,8 @@ package org.apache.hudi.io.strategy;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 
-import com.beust.jcommander.internal.Lists;
 import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
@@ -248,7 +248,7 @@ public class TestHoodieCompactionStrategy {
 
   private List<HoodieCompactionOperation> createCompactionOperations(HoodieWriteConfig config,
       Map<Long, List<Long>> sizesMap, Map<Long, String> keyToPartitionMap) {
-    List<HoodieCompactionOperation> operations = Lists.newArrayList(sizesMap.size());
+    List<HoodieCompactionOperation> operations = new ArrayList<>(sizesMap.size());
 
     sizesMap.forEach((k, v) -> {
       HoodieDataFile df = TestHoodieDataFile.newDataFile(k);