[affiliate_link] shortcode
Add support for images hosted off-site
Fix typo: current_user_can
minor form styling
Add website URL and promotion method to registration email
required field array + saving of new fields

- Add required fields array to register form
- Save website URL to wp_users table
- Save promotion method to wp_usermeta table
- Minor formatting
Add website URL and promotion method to register.php template
review action and page
Merge branch 'master' of https://github.com/affiliatewp/AffiliateWP into registration
indentation
indentation
Removed textarea
Whitespace
First pass at adding download settings for per-product referral rates. #1
creatives feature
removed redundant is_array check
Fixed url and promotion method not showing correctly on review page
Fixed affiliate rejected notice (missing break)
Add email address and username
Introduce commission_rate() for #283