Consume horizon master

Previously the repository consumes horizon from amotoki's
private github repository for initial testing.
Let's switch it to the main horizon repository.

To test this, local.conf needs to be something like below:
(Patch set number may need to be changed.)
-----
enable_plugin neutron-fwaas https://git.openstack.org/openstack/neutron-fwaas
enable_service q-fwaas-v1
enable_plugin neutron-fwaas-dashboard https://git.openstack.org/openstack/neutron-fwaas-dashboard refs/changes/13/476413/1
-----

Implement blueprint split-out-neutron-xaas-dashboards
Depends-On: Ieaca88dbe28cc2330d9b333082ff7e92c91e8639
Change-Id: Ie46e54ad732e816b02d56f52b09382773f481643

devstack/plugin.sh

@@ -12,6 +12,12 @@ function configure_neutron_fwaas_dashboard {
     if is_service_enabled neutron-fwaas-v1-dashboard; then
         cp -a $FWAAS_ENABLED_DIR/_1460_project_firewalls_panel.py $HORIZON_ENABLED_DIR
     fi
+    # The following is to make vpnaas dashboard work with
+    # the master horizon with neutron vpnaas support.
+    # At now it seems overriding enabled file does not work.
+    # (horizon bug 1700325)
+    rm -f $DEST/horizon/openstack_dashboard/enabled/_1460_project_firewalls_panel.py*
+    rm -f $DEST/horizon/openstack_dashboard/enabled/__pycache__/_1460_project_firewalls_panel.*
     # NOTE: If locale directory does not exist, compilemessages will fail,
     # so check for an existence of locale directory is required.
     if [ -d $FWAAS_DASHBOARD_DIR/neutron_fwaas_dashboard/locale ]; then

tools/tox_install.sh

@@ -16,8 +16,7 @@ function pip_install() {
 # and honour any/all Depends-On headers in the commit message
 function install_from_git() {
     ZUUL_CLONER=/usr/zuul-env/bin/zuul-cloner
-    # GIT_HOST=git.openstack.org
-    GIT_HOST=github.com
+    GIT_HOST=git.openstack.org
     PROJ=$1
     EGG=$2
 

tox.ini

@@ -7,8 +7,7 @@ skipsdist = True
 usedevelop = True
 install_command = {toxinidir}/tools/tox_install.sh {env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
 setenv = VIRTUAL_ENV={envdir}
-         # BRANCH_NAME=master
-         BRANCH_NAME=drop-vpnaas
+         BRANCH_NAME=master
          CLIENT_NAME=neutron-fwaas-dashboard
          NOSE_WITH_OPENSTACK=1
          NOSE_OPENSTACK_COLOR=1
@@ -17,8 +16,7 @@ setenv = VIRTUAL_ENV={envdir}
          NOSE_OPENSTACK_SHOW_ELAPSED=1
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
-       os:amotoki/horizon:horizon
-       # os:openstack/horizon:horizon
+       os:openstack/horizon:horizon
 commands = {[unit_tests]commands}
 
 [unit_tests]