Adding Custom Field Template Version 1.7

git-svn-id: https://plugins.svn.wordpress.org/zipaddr-jp/trunk@884856 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tagging version 1.7

git-svn-id: https://plugins.svn.wordpress.org/zipaddr-jp/trunk@884858 b8457f37-d9ea-0310-8a92-e5e31aec5664