Fix typos, and spacing issues.

Change-Id: I459ba4e87e9bc4f1c373f7abe8701bfa8450253c
BUG: 1045690
Signed-off-by: James Shubin <james@shubin.ca>
Reviewed-on: http://review.gluster.org/6556
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>