Edit Entities, save, create. fix #13. fix #12

Delete db.Entity
Create db.entity.*Entity with Save & Create support
Create db.Entity interface for entity
Create db.IsIdentifiable interface for model
debug SQL
Export findUser into UserEntity. #15

findById, findByToken.
Export findCHaracter into CharacterEnity. #15

findById, findByUser
New login errors texts
Errors properties & bind in task/controller
errors logintask wrappers fix
login error binds fix
Export findBonus into BonusEntity. #15

findById
Export findFight into FightEntity. #15

findById, findByUser
Rename IsIdentifiable -> Identifiable
login error binds fix #2
Change read*(*)

Add reader directly into parameters
Login/password error fix
ServerThread, timeout & clean stop on exit