CORD-3028 simple example service

Change-Id: I48ed0e9af080fbfed50b5bd2a9790652d3c907d8
diff --git a/xos/synchronizer/models/simpleexampleservice.xproto b/xos/synchronizer/models/simpleexampleservice.xproto
new file mode 100644
index 0000000..3b03c47
--- /dev/null
+++ b/xos/synchronizer/models/simpleexampleservice.xproto
@@ -0,0 +1,33 @@
+option app_label = "simpleexampleservice";
+option name = "simpleexampleservice";
+
+message SimpleExampleService (Service){
+    option verbose_name = "Simple Example Service";
+    required string service_message = 1 [help_text = "Service Message to Display", max_length = 254, null = False, db_index = False, blank = False];
+    optional string service_secret = 2 [help_text = "Service Secret to place in a file", null = False, db_index = False, blank = True];
+}
+
+message ColorNew (XOSBase){
+     option verbose_name = "Color";
+     required string name = 1 [help_text = "Name for this color", db_index = False, max_length = 256, null = False, blank = False];
+     required string html_code = 2 [help_text = "Code for this color", db_index = False, max_length = 256, null = False, blank = False];
+}
+
+message ServiceInstanceWithCompute (ServiceInstance) {
+    optional manytoone compute_instance->ComputeServiceInstance:service_instance_with_computes = 1 [db_index=True, null=True, blank=True];
+}
+
+message SimpleExampleServiceInstance (ServiceInstanceWithCompute){
+     option verbose_name = "Example Service Instance";
+     required string tenant_message = 1 [help_text = "Tenant Message to Display", max_length = 254, null = False, db_index = False, blank = False];
+     optional manytoone foreground_color->ColorNew:serviceinstance_foreground_colors = 2 [db_index = True, null = True, blank = True];
+     optional manytoone background_color->ColorNew:serviceinstance_background_colors = 3 [db_index = True, null = True, blank = True];
+     optional string tenant_secret = 4 [help_text = "Tenant Secret to place in a file", null = False, db_index = False, blank = True];
+}
+
+message EmbeddedImageNew (XOSBase){
+     option verbose_name = "Embedded Image";
+     required string name = 1 [help_text = "Name for this image", db_index = False, max_length = 256, null = False, blank = False];
+     required string url = 2 [help_text = "URL for this image", db_index = False, max_length = 256, null = False, blank = False];
+     optional manytoone serviceinstance->SimpleExampleServiceInstance:embedded_images = 3 [db_index = True, null = True, blank = True];
+}