Enhancement: Added support for user registration including sending
e-mails
Enhancement: Added "dNG.pas.database.NothingMatchedException"
Change: Module blocks are now called module controller instances to
emphasize the MVC pattern
Change: Replaced "account" with "user" to reflect the module name
Change: Link placeholders are generally marked with two underscore
characters like "__id__"
Change: Removed method name grouping from all source code files
Trivial: Restructured module header