move nova_proxy_admin_* to init class

Since the parameters are used on other class, it's smarter to have them
on init class to just reuse them.

Signed-off-by: Emilien Macchi <emilien.macchi@enovance.com>
trove: implement trove::taskmanager

Signed-off-by: Emilien Macchi <emilien.macchi@enovance.com>
taskmanager: Fix typo and inherits from init (for exec post_config)
taskmanager: reload taskmanager if config is updated
conductor: Update conductor support
conductor: move rabbit notification to init classe (and fix enabled services)
trove/api: fix spec tests (move to init classe)
Merge pull request #11 from enovance/taskmanager

Implement trove::taskmanager