[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