Sqllex

- Added to methods of SQLite3xTable missing args, kwargs

- logger got lof_file argument and log2file support
- minor fixes

- insertmany fixed for kwargs of different len
db.insertmany('wallets', id=[1, 2, 3], balance=[10, ])

Major bugfix for all previous updates (v0.1.8.0 - 0.1.8.8)

Description:
- Сode refactoring (black code style)
- All methods has been commented
- SQLite3x got __getitem__ method and tables constant
- AS argument removed for all methods
- SQLite3x.tables now (infinite) generator
- SQLite3x got tables_names constant
- SQLite3x.__update_constants__ fixed for multiple db objects
- SQLite3x.JOIN fixed
- args_parser fixed
- SQLite3x.connect method bugfix
- SQLite3x._insertmany_stmt_ bugfix
- SQLite3x._create_stmt_ refactoring bugfix
- SQLite3x._select_stmt_ refactoring bugfix
- SQLite3x.__getitem__ print list of avalible tables_names
- shadow names of wrappers renamed
- New tests added

Bugfixes

- Bugfix
- Now Select-like methods always return List object