added property to save PDO driver name
initialize PDO driver name in adapter constructor
comment cleanup
aligned '=' signs in variable assignment
retrieved queries from new "queries" property
added comments
added __get method to retrieve new "queries" property
added some newlines to improve readability
added comments
revised "get all tables" query to use new SQL query
Merge branch 'feature/implement-sqlite-database' into develop
Merge branch 'release/tentative-v1.1.0'