update bootstrap to work with new test environment layout
Merge branch 'develop' of https://github.com/picklewagon/new-user-approve into develop
Merge branch 'master' into develop
Add link to newuserapprove.com
Properly format numbered lists

A space needed to be added to properly format the ordered lists in the readme. This will make the readme file look much better on wordpress.org.
Fix grammatical errors in readme
Update description of default registration process
Make less ambiguous
Email Tags API.

Copied from the Easy Digital Downloads plugin.
Refactor with NUA prefix.
Initialize the email tags class.
Use attributes for email tag callbacks.
Modify admin notification email.
Use email tags for the approval email.
Remove unused variable.
Move the password reset logic to its own function.
Add the loginurl email tag.
Add a label when returning the username.
Remove unused email tags.
Add email tags to deny user message.