subscriptions 6.x-1.3

This is version 1.3 of Subscriptions for Drupal 6.

Changes since 1.2:
Enhancements:
- #817342: Allow CCK to configure the position of the Subscribe fieldset within the node.
- Allow one level of recursion in mail template conditional expressions.
- #751870: Integration with realname module.
- #572216: Add CSS depth classes on the taxonomy subscription page.
- #761264: Set /Send subscriptions notifications/ /Publishing option/ defaults by content type.
- #761260: Add a /Send subscriptions notifications/ option to the comment's Administration fieldset (was lost when porting from D5).
- #756964: Add some helpful information to the admin/settings/subscriptions/intervals page.
- #727608: Add Arabic translation.
Bugs fixed:
- #817648: Update README.txt regarding API documentation.
- #792496: Fix taxonomy subscriptions creating multiple queue entries.
- #751212: Avoid rvalue->member construct, which is apparently not supported by PHP 4.x.
- Avoid double check_plain() causing taxonomy terms to be double-&quote;quoted&quote;.