Added onos-ui-archetype as a partial archetype to bootstrap UI development.
Modified onos-cli-archetype to be a partial archetype.

Change-Id: I172bca5f67519f052bbb116486b3f1d7c51bc4bf
diff --git a/tools/package/archetypes/ui/src/main/resources/archetype-resources/src/main/resources/app/view/sample/sample.css b/tools/package/archetypes/ui/src/main/resources/archetype-resources/src/main/resources/app/view/sample/sample.css
new file mode 100644
index 0000000..9e4e761
--- /dev/null
+++ b/tools/package/archetypes/ui/src/main/resources/archetype-resources/src/main/resources/app/view/sample/sample.css
@@ -0,0 +1,16 @@
+/* css for sample app view */
+
+#ov-sample p {
+    margin: 0 30px;
+    padding: 10px;
+    border: 2px solid;
+}
+
+.light #ov-sample p {
+    color: darkblue;
+    border-color: #88c;
+}
+.dark #ov-sample p {
+    color: #aac;
+    border-color: #448;
+}
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