Description of problem:
Replace-brick operation tries to create destination brick directory on all the nodes of the cluster

Version-Release number of selected component (if applicable):
3.3.0qa42

How reproducible:


Steps to Reproduce:
1. create a distribute volume with 2 bricks
say the path of the brick is /path1-to/brick/brick1 /path2-to/brick/brick2

2. fill up with some data and replace the second brick with new brick which has different prefix in the brick path say /path3-to/brick/brick3
3. replace-brick fails
  
Actual results:
It tries to create directories on all the nodes of the cluster , if prefix directories won't exist then it fails saying "could not create the directory"

Expected results:


Additional info: