updated for version 7.4.171 Problem: Redo does not set v:count and v:count1. Solution: Use a separate buffer for redo, so that we can set the counts when performing redo.

1 a aa abb abbcc
2 d dd dee deeff
3 g gg ghh ghhii
4 j jj jkk jkkll
5 m mm mnn mnnoo
6 x aa$ x
7 (a)(b) abba
8 axx ab]xx
9 foobar
9 foo