Improvement: No database connection required

[antonionoca]

This merge request will add the ability to use this library with other frameworks, like Spring JDBC. It will also allow its use with PreparedStatements.

Additional patches: Using try-with-resources on SQL statements.

[rajat-g]

@antonionoca @jonathanhds In this if I create a query with parameters then there is no way to get those parameters list and I can only get the query string.