Reworks Storage Manager (#329)

* Added file and directory info retrieval and stream merging

* Adds Livy integration via Jobs and Actor

* Added some facilities to read play configuration more easily

* Wired up the bulk download functionality, added logging within Actions and minor cleanup

* Removed OpenTSDB references and refactored sbt files

* Merged core and playApi and moved survirors to top level

* Added support for Kudu based export, export file cleanup, bug fixes and general improvements

* Adds doobie and draft json API

* Fixed final merge conflict

* Finalizes json readers and tests

* Updated README.md

* Added some WriterT instances and tests for the Select fragment

* Added where fragment writer + tests

* Implemented groupBy, having and limit + tests

* Added jdbc result conversion and tests

* Fixes some bugs and added unit test for JdbcQueryService

* Added copyrights, wired impala into query

* Fixed impala connectivity, excl. security

* Removed accidental leak of jdbc url

* Adds impersonation for both impala and hive

* Added scaladoc + minor cleanup

* Added deployment settings

* add ssl_keystore_pwd to the deployment

* Update readme.md

* Updates deployment setup

* Cleaned up configurations

* Fixed hadoop conf setting

* Added login for user from keytab

* Added loading keytab from secret

* Fixed content types and JSON representations

* Fixed problems with ticket renewal

* Fixes version numbers

* Updates default commons version

* Updated versions in deployment descriptors

* Added query explanation analysis

* Split the bulk API

* Split Query API

* Fixed location header, empty tail error for download, and cleaned up code

* Added port number to livy's host

* Changed the CA certs file into a secret

* Fixed typo in kerberos config class

Merge pull request #179 from giux78/master

Merge master with working ingestion flow