SQLite DB Handler: Create and manage SQLite database files

This class can be used to create and manage SQLite database files.

It can create databases tables from a list of field declarations passed as an array.

SQLite does not implement many types table alterations. This class can emulate table alterations by recreating a table with the altered fields and inserting the old table field values.

The class also supports a turbo mode by executing special pragma statements that can enhance the database access performance.

The class error messages can be generated in Portuguese (of Portugal) or English.