feat(templating): make TIMEZONE default to UTC and configurable

Thanks @burhan for reportings this.

closes #109

cookiecutter.json

@@ -6,6 +6,7 @@
     "description": "A short description of the project.",
     "domain_name": "example.com",
     "version": "0.1.0",
+    "timezone": "UTC",
     "now": "2015/01/13",
     "year": "{{ cookiecutter.now[:4] }}"
 }

{{cookiecutter.repo_name}}/{{cookiecutter.repo_name}}/config/common.py

@@ -126,8 +126,12 @@ class Common(Configuration):
     # END CACHING
 
     # GENERAL CONFIGURATION
-    # See: https://docs.djangoproject.com/en/dev/ref/settings/#time-zone
-    TIME_ZONE = 'America/Los_Angeles'
+
+    # Local time zone for this installation. Choices can be found here:
+    # http://en.wikipedia.org/wiki/List_of_tz_zones_by_name
+    # although not all choices may be available on all operating systems.
+    # In a Windows environment this must be set to your system time zone.
+    TIME_ZONE = '{{ cookiecutter.timezone }}'
 
     # See: https://docs.djangoproject.com/en/dev/ref/settings/#language-code
     LANGUAGE_CODE = 'en-us'