Remove source install type for novnc / spice

Currently Kolla only offers source installs for OpenStack projects.

The novnc and spice images have been consistent with this resulting in
tarballs being pulled from github. The binary/source distinction should
be removed for these images.

Change-Id: Ibdf593a2a164e39bba3ea2a0e6333f2de876c2a0

docker/nova/nova-novncproxy/Dockerfile.j2

@@ -21,17 +21,16 @@ MAINTAINER {{ maintainer }}
 
     {% endif %}
 
-{{ macros.install_packages(nova_novncproxy_packages | customizable("packages")) }}
-
 {% elif install_type == 'source' %}
 
-ADD nova-novncproxy-archive /usr/share/nova-novncproxy-source
-RUN cd /usr/share \
-    && ln -s nova-novncproxy-source/* novnc \
-    && chown -R nova: /usr/share/nova-novncproxy-source
+        {% set nova_novncproxy_packages = [
+            'novnc'
+        ] %}
 
 {% endif %}
 
+{{ macros.install_packages(nova_novncproxy_packages | customizable("packages")) }}
+
 {% block nova_novncproxy_footer %}{% endblock %}
 {% block footer %}{% endblock %}
 {{ include_footer }}

docker/nova/nova-spicehtml5proxy/Dockerfile.j2

@@ -23,15 +23,25 @@ MAINTAINER {{ maintainer }}
 
     {% endif %}
 
-{{ macros.install_packages(nova_spicehtml5proxy_packages | customizable("packages")) }}
-
 {% elif install_type == 'source' %}
+    {% if base_distro in ['centos', 'oraclelinux', 'rhel'] %}
 
-ADD nova-spicehtml5proxy-archive /usr/share/nova-spicehtml5proxy-source
-RUN cd /usr/share \
-    && ln -s nova-spicehtml5proxy-source/* spice-html5
+        {% set nova_spicehtml5proxy_packages = [
+            'spice-html5',
+            'numpy'
+        ] %}
+
+    {% elif base_distro in ['ubuntu'] %}
+
+        {% set nova_spicehtml5proxy_packages = [
+            'spice-html5',
+            'websockify'
+        ] %}
 
     {% endif %}
+{% endif %}
+
+{{ macros.install_packages(nova_spicehtml5proxy_packages | customizable("packages")) }}
 
 {% block nova_spicehtml5proxy_footer %}{% endblock %}
 {% block footer %}{% endblock %}

kolla/common/config.py

@@ -434,14 +434,6 @@ SOURCES = {
         'type': 'url',
         'location': ('http://tarballs.openstack.org/nova/'
                      'nova-master.tar.gz')},
-    'nova-spicehtml5proxy': {
-        'type': 'url',
-        'location': ('http://github.com/SPICE/spice-html5/tarball/'
-                     'spice-html5-0.1.6')},
-    'nova-novncproxy': {
-        'type': 'url',
-        'location': ('http://github.com/kanaka/noVNC/tarball/'
-                     'v0.5.1')},
     'octavia-base': {
         'type': 'url',
         'location': ('http://tarballs.openstack.org/octavia/'