Add get images filter tests

*Updated get images filter module to reflect cloud cafe changes
*Updated modules aesthetic consistency
*Updated test steps for better clarity
*Added generic method to verify most tests in the test class

Change-Id: I372a054930312d38ea50505fe9aaca38d4fbbe05
Images API v2.0 Get Image File Tests

Implements new tests for get image file scenario:
 - added a new test module 'test_get_image_file_negative.py'
 - added a new test scenario in 'test_get_image.py' module.

Refactors the tests:
 - removed setUp class methods
 - added image creation, basic image data file in the fixtures
 - added a '_upload_image_file()' method.

Rebase change and upload a new patch set.

Refactors fixtures and tests:
 - put back set up classes in tests
 - removed image creation and moved it back to test set up classes
 - moved the '_upload_image_file()' method to fixtures

Change-Id: I36a197fb6fa40a83eb62ab4860dd2e31156bc358
Add DS_Store to gitignore

*Added the Mac OSX .DS_Store to the .gitignore file

Change-Id: I92c8429e3834eb5aee1a38511042d317058baeb9
Reorganized blockstorage v1 test packages.

Change-Id: Ied9c2bf7469f01281adc0e10410ae899cca5b822
Merge "Images API v2.0 Get Image File Tests"
Merge "Reorganized blockstorage v1 test packages."
Merge "Add get images filter tests"
Merge "Adding rbac role password support to tests"
Merge "Quick and dirty authentication fix"
Merge "Add DS_Store to gitignore"
Adding CLI Smoke Tests

Change-Id: Iab46893427ac2c29f676b2c2d01efbf064f223d8
Added additional client_lib tests to cover python-barbicanclient.

Change-Id: I693e09677a15b5efae8be8d4ef51d933cde0f09c
Merge "Added additional client_lib tests to cover python-barbicanclient."
Add multiple server actions fixtures in Stacktach

* Moved stacktach db api calls to a common method
  stacktach_events_for_server() in StackTachDBFixture
  and removed all Stacktach specific fixtures.
* Removed various fixtures for multiple server actions and
  made them into methods under one mixture for adding
  stacktach functional tests.
* This fixture has methods which does multiple server actions
  like create, delete, rebuild, reboot, resize, change password, etc.
* Then pull up launches, exists & deletes details for the server
  from Stacktach using DB APIs.
* Fixed param names to be not in Camel case
* Changed adminPass to admin_pass
* Renamed methods to create_and_action*

Change-Id: I85161b152959d47e62a73a1ebdd77145b36969a0
Merge "Add multiple server actions fixtures in Stacktach"
Cleaned up how authing in the fixture occurs.

Change-Id: I2b937d8a42d77357ce8ab5487b9eba0980583124
Added object generators for data driven tests.

Change-Id: I147de2f9070dfa8f99abe2b2b496aea90d8a9b1c
Fix large string test, ensure we pass in payload with content type and encoding

Change-Id: Ic8f98b73c760aaa6f289b66866ef7bb570f8cd92
Merge "Fix large string test, ensure we pass in payload with content type and encoding"
Updated secrets and rbac tests to comply with validation updates re: content type

Change-Id: I7c9909d351da858d14bb5cfc887514a3e8f38731