feat(namespace) : simplify driver namespace

the storage and metadata directories are removed.
CBDEUCE-61

- Corrected log entry to reflect what actually happened
CBDEUCE-61

- Added comment reflecting the dual nature of the end-point regarding how files are created and blocks are assigned to it
Merge pull request #42 from TheSriram/namespace_change

feat(namespace) : Simplify driver namespace
add(AUTHORS) : Add Sriram to AUTHORS
Merge pull request #45 from TheSriram/AUTHORS

add(AUTHORS) : Add Sriram to AUTHORS
Fixed space typo
1. PUT method to create vault.  2. Better Postman item names
update postman scripts
Merge pull request #46 from pombredanne/patch-1

Fixed space typo
Merge pull request #47 from raxyu/api_method_fix

1. PUT method to create vault.  2. Better Postman item names
Merge pull request #43 from BenjamenMeyer/CBDEUCE_61

CBDEUCE-61 Fixes (Round 1)
94_logstash: Enable logstash support
94_logstash: 1. Add instruction. 2. comment out logstash in config.py
94_logstash: actually we donot need import logstash in deuce, Pecan and Python logging have it
94_logstash: fix syntax in config.py
94_logstash: fix pep8 in config.py
Merge pull request #48 from raxyu/94_logstash

94 logstash