[HUDI-68] Pom cleanup & demo automation (#846)

- [HUDI-172] Cleanup Maven POM/Classpath
  - Fix ordering of dependencies in poms, to enable better resolution
  - Idea is to place more specific ones at the top
  - And place dependencies which use them below them
- [HUDI-68] : Automate demo steps on docker setup
 - Move hive queries from hive cli to beeline
 - Standardize on taking query input from text command files
 - Deltastreamer ingest, also does hive sync in a single step
 - Spark Incremental Query materialized as a derived Hive table using datasource
 - Fix flakiness in HDFS spin up and output comparison
 - Code cleanup around streamlining and loc reduction
 - Also fixed pom to not shade some hive classs in spark, to enable hive sync

hudi-utilities/src/main/java/org/apache/hudi/utilities/deltastreamer/HoodieDeltaStreamer.java

@@ -166,7 +166,7 @@ public class HoodieDeltaStreamer implements Serializable {
     public String propsFilePath =
         "file://" + System.getProperty("user.dir") + "/src/test/resources/delta-streamer-config/dfs-source.properties";
 
-    @Parameter(names = {"--hudi-conf"}, description = "Any configuration that can be set in the properties file "
+    @Parameter(names = {"--hoodie-conf"}, description = "Any configuration that can be set in the properties file "
         + "(using the CLI parameter \"--propsFilePath\") can also be passed command line using this parameter")
     public List<String> configs = new ArrayList<>();