Merge pull request #16 from myii/chore/standardise-structure

chore: use `semantic-release` cross-formula standard structure

FORMULA

@@ -6,3 +6,4 @@ release: 1
 minimum_version: 2015.5
 summary: Formula for timezone management
 description: Formula for managing timezone settings
+top_level_dir: timezone

test/integration/default/inspec.yml

@@ -1,3 +1,5 @@
+# -*- coding: utf-8 -*-
+# vim: ft=yaml
 ---
 name: default
 title: timezone formula