#787: data_creator.py, print 'value', SVM dataset row
#787: data_creator.py, change 'value' -> 'data_instance'
#787: data_creator.py, define docblock for 'db_save_dataset' method
#787: data_creator.py, adjust docblock for 'db_save_dataset' method
#787: data_creator.py, define constructor docblock for 'Training' class
#787: data_creator.py, minor language change
#787: data_creator.py, create 'tbl_dataset_client'
#787: data_creator.py, change 'tbl_dataset' -> 'tbl_dataset_client'
#787: data_creator.py, create 'tbl_dataset_clientAttribute' table
#787: data_creator.py, create 'tbl_dataset_attribute' table
#787: data_creator.py, change uid 'TEXT' -> 'INT'
#787: data_creator.py, remove 'id' column from 'tbl_dataset_client'
#787: data_creator.py, change 'TEXT' -> 'VARCHAR (50)'
#787: data_creator.py, change 'sql_variant' -> 'FLOAT'
#787: data_creator.py, remove unnecessary comma
#787: data_creator.py, rename dataset tables
#787: data_creator.py, change 'FK_attribute' -> 'FK_attribute_entity'
#787: data_creator.py, store data into 'tbl_dataset_entity'
#787: data_creator.py, correct sql command for 'tbl_dataset_entity'
#787: data_creator.py, store data into 'tbl_dataset_attribute'