Update scaffolding.less

bump unnecessary spaces in code
Update scaffolding.less

add overflow hidden in body
Update styles.less

bump body -> scaffolding.less code
Clean transitions/menu.less

after use jquery-mobile.less code
Update jquery-mobile.less

move some transitions to ~/menu.less
Update menu.less transitions

Put some jquery-mobile.less transitions
Init buttons.less file
Update build.less

Add core/buttons.less to import
Update styles.less

bump btn’s code