Fix bug with db/initialized?.

```
Exception in thread "main" org.h2.jdbc.JdbcBatchUpdateException: Table "USERS" already exists; SQL statement:
CREATE TABLE users (id varchar(20) PRIMARY KEY, first_name varchar(30), last_name varchar(30), email varchar(30), admin boolean, last_login time, is_active boolean, pass varchar(100)) [42101-170]
```
it happend on the second start of a project, when database file wasn't found because of wrong name.

```
$ ls
css              img              js               md               site.db.h2.db    site.db.trace.db
```