Merge branch 'jc/add-2.0-delete-default' (early part)

Preparatory steps to make "git add <pathspec>" take notice of removed paths that match <pathspec> by default in Git 2.0. * 'jc/add-2.0-delete-default' (early part): git add: rephrase the "removal will cease to be ignored" warning git add: rework the logic to warn "git add <pathspec>..." default change git add: start preparing for "git add <pathspec>..." to default to "-A" builtin/add.c: simplify boolean variables