Remove trailing whitespace from the galaxy init Jinja2 template. Default a description.

lib/ansible/cli/galaxy.py

@@ -251,6 +251,7 @@ class GalaxyCLI(CLI):
 
                 inject = dict(
                     author = 'your name',
+                    description = 'your description',
                     company = 'your company (optional)',
                     license = 'license (GPLv2, CC-BY, etc)',
                     issue_tracker_url = 'http://example.com/issue/tracker',

lib/ansible/galaxy/data/metadata_template.j2

@@ -1,6 +1,6 @@
 galaxy_info:
   author: {{ author }}
-  description: {{description}}
+  description: {{ description }}
   company: {{ company }}
 
   # If the issue tracker for your role is not on github, uncomment the
@@ -38,7 +38,7 @@ galaxy_info:
   #  - all
     {%- for version in versions %}
   #  - {{ version }}
-    {%- endfor %}
+    {%- endfor -%}
   {%- endfor %}
 
   galaxy_tags: []