[feature/sql-bool-builder] Extending DBAL query builder for boolean generation * brunoais/feature/sql-bool-builder: [feature/sql-bool-builder] Improved tests output to show the SQL error. [feature/sql-bool-builder] Adding the IS operator to predicted operators [feature/sql-bool-builder] test_single_not_like [feature/sql-bool-builder] test_single_like [feature/sql-bool-builder] test_single_not_in [feature/sql-bool-builder] test_single_in [feature/sql-bool-builder] test_and_of_or_of_and [feature/sql-bool-builder] test_triple_and_with_in [feature/sql-bool-builder] test_double_and_with_not_of_and [feature/sql-bool-builder] test_triple_and_with_is_null [feature/sql-bool-builder] Prepare testing class [feature/sql-bool-builder] Added LIKE and NOT_LIKE to the comparations [feature/sql-bool-builder] Explain better the code in the first [feature/sql-bool-builder] Also use parenthesis for the NOT operator [feature/sql-bool-builder] AS keyword must be lowercase; [feature/sql-bool-builder] Added code to use this feature for the WHERE clause [feature/sql-bool-builder] Removed non-necessary spaces [feature/sql-bool-builder] First working version