Added a README for the UI2 archetype

Change-Id: I7e0b40a5c34610b3e4d97eef59cbf545426fce06
diff --git a/tools/package/archetypes/ui2/src/main/resources/archetype-resources/web/__artifactId__-gui/projects/__artifactId__-gui-lib/tslint.json b/tools/package/archetypes/ui2/src/main/resources/archetype-resources/web/__artifactId__-gui/projects/__artifactId__-gui-lib/tslint.json
index 6b8354e..ee5daee 100644
--- a/tools/package/archetypes/ui2/src/main/resources/archetype-resources/web/__artifactId__-gui/projects/__artifactId__-gui-lib/tslint.json
+++ b/tools/package/archetypes/ui2/src/main/resources/archetype-resources/web/__artifactId__-gui/projects/__artifactId__-gui-lib/tslint.json
@@ -4,13 +4,13 @@
     "directive-selector": [
       true,
       "attribute",
-      "sample-app",
+      "${artifactId}",
       "camelCase"
     ],
     "component-selector": [
       true,
       "element",
-      "sample-app",
+      "${artifactId}",
       "kebab-case"
     ]
   }