Adding a database utility class

The database utility class has methods for reading nullable (int?)
values from a table. It also includes a method for generating debug log
messages for queries.
Adding the Aquarium (dll) project as a reference
Adding an abstract query builder class

Multiple types of query builder classes will extend from this one. There
will be a builder for SELECT, INSERT, DELETE, etc.
Adding query component classes

These classes are very useful in building queries.
Adding a SELECT query builder
Adding an UPDATE query builder
Adding a INSERT/REPLACE query builder
Adding a DELETE query builder