County Executive Scott Walker is appointing lawyer Barbara Boxer to the Milwaukee Public Museum Board. Boxer once was a Democrat, but more recently has been raising money for Republican Walker, Xoff reports. This simply shows how low Walker has brought the county — the best he can do for his new friend is give her a seat on the board of the broke and mismanaged museum. Guess it’s better than being involved with the broke and mismanaged Parks Department, or the broke and mismanaged Family Care…