adding notes about dealing with exceptions in the client

Change-Id: I661b10414e0281bc695236bb32f985b0ef5b7600
Pass json object when invoking exception handler.

Fixes bug 1154753.

Change-Id: I6ca7c758d42e8586c8adf2529ce5362108a57a56
Merge "Pass json object when invoking exception handler."
Use TokenManager to get token

Instead of implementing token retrieval twice, let's use the code provided
by the TokenManger to get a token in raw format from Keystone.

Change-Id: I769be118ee137580cabd5cabcf7843e7afe1e456
Signed-off-by: Julien Danjou <julien@danjou.info>
Remove duplicate test definitions

A few functions were duplicate, apparently merge errors.
Remove them.

Change-Id: Ifa23eb1fe5a5782101491be6b90ee9bed1e41b1b
Revert "Use TokenManager to get token"

This reverts commit 22228f526d6ea08b7006be1287afe959b93c23db which appears to be breaking the keystone gating
Merge "adding notes about dealing with exceptions in the client"
Securely create signing_dir (bug 1174608)

Also verifies the security of an existing signing_dir.

Change-Id: I0685b4274a94ad3974a2b2a7ab3f45830d3934bb
Merge "Remove duplicate test definitions"