Update installation instructions

Make the installation instructions use the pluggable dashboard
configuration. No more creating symlinks.

Change-Id: I2a93bbfde1b014cb5217be65164fbab9a17fefd9

_50_tuskar.py.example

@@ -0,0 +1,11 @@
+from tuskar_ui import exceptions
+
+DASHBOARD = 'infrastructure'
+ADD_INSTALLED_APPS = [
+    'tuskar_ui.infrastructure',
+]
+ADD_EXCEPTIONS = {
+    'recoverable': exceptions.RECOVERABLE,
+    'not_found': exceptions.NOT_FOUND,
+    'unauthorized': exceptions.UNAUTHORIZED,
+}

docs/install.rst

@@ -64,20 +64,13 @@ Begin by cloning the horizon and tuskar-ui repositories:
     git clone git://github.com/openstack/horizon.git
     git clone git://github.com/openstack/tuskar-ui.git
 
-Go into horizon and create a symlink to the tuskar-ui code:
-
-::
+Go into ``horizon`` and install a virtual environment for your setup::
 
     cd horizon
-    ln -s ../tuskar-ui/tuskar_ui
-
-Then, install a virtual environment for your setup:
-
-::
-
     python tools/install_venv.py
 
-Next, run ``run_tests.sh`` to have pip install dependencies:
+
+Next, run ``run_tests.sh`` to have pip install Horizon dependencies:
 
 ::
 
@@ -100,23 +93,14 @@ editor. You will want to customize several settings:
 -  ``TUSKAR_ENDPOINT_URL`` should point to the Tuskar server you
    configured. It normally runs on port 8585.
 
-Final setup
------------
+Install Tuskar-UI with all dependencies in your virtual environment::
 
-Now that your configuration is in order, it's time to set up a couple
-other things.
+    tools/with_venv.sh pip install -r ../tuskar-ui/requirements.txt
+    tools/with_venv.sh pip install -e ../tuskar-ui/
 
-First, activate your virtual environment:
+And enable it in Horizon::
 
-::
-
-    source .venv/bin/activate
-
-tuskar-ui introduces one additional dependency - python-tuskarclient:
-
-::
-
-    pip install git+http://github.com/openstack/python-tuskarclient.git
+    cp ../tuskar-ui/_50_tuskar.py.example openstack_dashboard/local/enabled/_50_tuskar.py
 
 Starting the app
 ----------------

local_settings.py.example

@@ -47,39 +47,6 @@ TEMPLATE_DEBUG = DEBUG
 # valid options would be "AUTO", "VNC" or "SPICE"
 # CONSOLE_TYPE = "AUTO"
 
-# Default OpenStack Dashboard configuration.
-HORIZON_CONFIG = {
-    'dashboards': ('project', 'settings', 'admin', 'infrastructure',),
-    'default_dashboard': 'project',
-    'user_home': 'openstack_dashboard.views.get_user_home',
-    'ajax_queue_limit': 10,
-    'auto_fade_alerts': {
-        'delay': 3000,
-        'fade_duration': 1500,
-        'types': ['alert-success', 'alert-info']
-    },
-    'help_url': "http://docs.openstack.org",
-    'exceptions': {'recoverable': exceptions.RECOVERABLE,
-                   'not_found': exceptions.NOT_FOUND,
-                   'unauthorized': exceptions.UNAUTHORIZED},
-}
-
-INSTALLED_APPS = (
-    'openstack_dashboard',
-    'django.contrib.contenttypes',
-    'django.contrib.auth',
-    'django.contrib.sessions',
-    'django.contrib.messages',
-    'django.contrib.staticfiles',
-    'django.contrib.humanize',
-    'compressor',
-    'horizon',
-    'openstack_dashboard.dashboards.project',
-    'openstack_dashboard.dashboards.admin',
-    'openstack_dashboard.dashboards.settings',
-    'openstack_auth',
-    'tuskar_ui.infrastructure',
-)
 # Specify a regular expression to validate user passwords.
 # HORIZON_CONFIG["password_validator"] = {
 #     "regex": '.*',