changes to support configuration groups

* install mockito for fake mode deamon to work
* adds configuration management tests

implements blueprint configuration-management

Change-Id: Ic28c6dd9555b4d67461cc132442dbb5a0dcb45bc

scripts/files/elements/ubuntu-guest/install.d/15-reddwarf-dep

@@ -14,4 +14,4 @@ apt-get -y install python-dev libxml2-dev libxslt1-dev python-setuptools python-
 # install oslo.config from source than pypi (which is older)
 pip install http://tarballs.openstack.org/oslo.config/oslo.config-1.2.0a3.tar.gz#egg=oslo.config-1.2.0a3
 
-pip install extras python-novaclient python-swiftclient python-cinderclient kombu>2.4.7 six babel python-heatclient passlib
+pip install extras python-novaclient python-swiftclient python-cinderclient kombu>2.4.7 six babel python-heatclient passlib jinja2

scripts/redstack

@@ -374,7 +374,7 @@ function rd_manage() {
 }
 
 function install_test_packages() {
-    sudo pip install openstack.nose_plugin proboscis pexpect
+    sudo pip install openstack.nose_plugin proboscis pexpect mockito
 }
 
 function mod_test_conf() {

tests/integration/int_tests.py

@@ -150,6 +150,7 @@ def import_tests():
         from trove.tests.api import users
         from trove.tests.api import user_access
         from trove.tests.api import backups
+        from trove.tests.api import configurations
         from trove.tests.api.mgmt import accounts
         from trove.tests.api.mgmt import admin_required
         from trove.tests.api.mgmt import hosts
@@ -170,6 +171,7 @@ def import_tests():
             "dbaas_quotas",
             "dbaas.api.security_groups",
             backups.GROUP,
+            configurations.GROUP,
             "dbaas.api.instances.actions.resize.instance",
             # TODO(SlickNik): The restart tests fail intermittently so pulling
             # them out of the blackbox group temporarily. Refer to Trove bug: