Lorm

[FIX] fix ondup

[FIX] fetchall(self, sql, args=None) =>
fetchall(self, sql, *args)

[NEW] support subscript style to select a db/table
db['default']['pet'].get(id=1)
[DEL] QuerySet.wait, use translation instead
[FIX] 1. Solved the encoding problem that has been plagued for a long time,
unified encoding into Unicode later on.
2. update examples

[FIX] add literal2 to fix '%' bug

[NEW] dynamically configured driver
remove install requires
add "ondup" filter

[NEW] add MaxBadConnRetries like golang/database/sql