reiserfs: balance_leaf refactor, format balance_leaf_paste_right
reiserfs: balance_leaf refactor, format balance_leaf_paste_right

Break up balance_leaf_paste_right into:
balance_leaf_paste_right_shift
balance_leaf_paste_right_shift_dirent
balance_leaf_paste_right_whole

and keep balance_leaf_paste_right as a handler to select which is appropriate.

Also reformat to adhere to CodingStyle.

Signed-off-by: Jeff Mahoney <5459ed423adecc5a7fe2249dd619058acc25c497@suse.com>
Signed-off-by: Jan Kara <596727c8a0ea4db3ba2ceceedccbacd3d7b371b8@suse.cz>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs