Minor: fixed tab size that in a few files would be set to 0, and removed begin/end_user_action from control-up/down
Minor: fixed tab size that in a few files would be set to 0, and removed begin/end_user_action from control-up/down

zalox/jucipp,cppit/jucipp,eidheim/jucipp,eidheim/jucipp,zalox/jucipp,cppit/jucipp,zalox/jucipp,eidheim/jucipp,cppit/jucipp