Merge pull request #72 from cpauvert/main

fix default example to be a collection of entries

Author: sierra-moxon

{{cookiecutter.project_name}}/src/data/examples/{{cookiecutter.main_schema_class}}-001.yaml

@@ -1,6 +1,7 @@
 # Example data object
 ---
-id: example:{{cookiecutter.main_schema_class}}001
-name: foo bar
-primary_email: foo.bar@example.com
-age_in_years: 33
+entries:
+  - id: example:{{cookiecutter.main_schema_class}}001
+    name: foo bar
+    primary_email: foo.bar@example.com
+    age_in_years: 33