Conditional include of options/meta in client

Author: brianshumate

CHANGELOG.md

@@ -240,3 +240,7 @@
 
 - Clean up docker tasks
 - Fix debian init and client only config (thanks @groggemans)
+
+## v1.7.2 (UNRELEASED)
+
+- Conditionally include options and meta to avoid error when emtpy

templates/client.hcl.j2

@@ -27,6 +27,7 @@ client {
         reserved_ports = "{{ nomad_reserved['ports'] }}"
     }
 
+    {% if nomad_options -%}
     options = {
     {% for key, value in nomad_options.iteritems() %}
     "{{ key }}" = "{{ value }}"
@@ -38,4 +39,5 @@ client {
     "{{ key }}" = "{{ value }}"
     {% endfor -%}
     }
+    {% endif %}
 }