move some modules about menu to training/menu
when start game, clear main menu
remove non-use train-file
remove non-use method
refine training-list structure, value replace simple-text to hash
spin-out common-transaction to method in main
implement premise in train
refine start_training-method script
fix bug of premise
impleemnt permise-check and refresh-train-command
refine start-training script
implement sanity-script, when start training
Merge branch 'add/script/about-sanity'

Conflicts:
	src/main.rb