Adding SQLite dependencies and reference in the Content Service project

Only the 32-bit version of SQLite for .NET is being added right now.
Changing default namespace to Aquarium
Adding a logger class

The logger class provides methods for producing different types of
output messages and colorizes them.
Adding the ability to disable colorized logger messages

Colorized log messages can now be disabled by using the ColorOutput
property.
Adding a database connection wrapper

The database connection wrapper class simplifies creating the database
connection (even more than it already is).
Implementing disposable interface for the database connection