Your plugin hosting request has been approved.

Within one hour, you will have access to your SVN repository at

http://plugins.svn.wordpress.org/*******

with your WordPress.org username and password (the same one you use on the forums).

Here's some handy links to help you get started.

Using Subversion with the WordPress Plugins Directory
http://wordpress.org/plugins/about/svn/

FAQ about the WordPress Plugins Directory
http://wordpress.org/plugins/about/faq/

WordPress Plugins Directory readme.txt standard
http://wordpress.org/plugins/about/readme.txt

readme.txt validator:
http://wordpress.org/plugins/about/validator/