First cut of all the changes
Changing the groupIds for all the sub-module poms.
Renaming package names on ETL pack. Successful test run.
Resolving merge conflicts
cdap-api is already dependent on tephra. So removing the dependencies on tephra specifically.
Changing pack to Pack
Fixing the underlying of the header text
Merge pull request #11 from caskdata/feature/CDAP-646

CDAP-646 Standardizing on package names, copyright, etc.
Merge remote-tracking branch 'upstream/develop' into CDAP-539-etl-pack-app

Conflicts:
	cdap-etl-pack/cdap-etl-pack-api/pom.xml
	cdap-etl-pack/cdap-etl-pack-app/pom.xml
	cdap-etl-pack/cdap-etl-pack-app/src/main/java/co/cask/cdap/packs/etl/DictionaryOps.java
	cdap-etl-pack/cdap-etl-pack-app/src/main/java/co/cask/cdap/packs/etl/DictionaryProcedureApp.java
	cdap-etl-pack/cdap-etl-pack-app/src/test/java/co/cask/cdap/packs/etl/DictionaryOpsTest.java
	cdap-etl-pack/cdap-etl-pack-core/pom.xml
	cdap-etl-pack/cdap-etl-pack-hbase/pom.xml
	cdap-etl-pack/cdap-etl-pack-hive/pom.xml
	cdap-etl-pack/cdap-etl-pack-kafka/pom.xml
	cdap-etl-pack/pom.xml
	etl-pack/etl-pack-app/src/main/java/co/cask/att/dictionary/DictionaryOpsApp.java
	etl-pack/etl-pack-app/src/main/java/co/cask/att/dictionaryproc/DictionaryProcedureApp.java
	etl-pack/etl-pack-app/src/test/java/co/cask/att/dictionary/DictionaryOpsTest.java
	etl-pack/etl-pack-app/src/test/java/co/cask/att/dictionaryproc/DictionaryOpsTest.java
CDAP-539: Reverted copyright updates.