packaging: Make target "client_clean" and "client_distclean" also delete the...

packaging: Make target "client_clean" and "client_distclean" also delete the compiled client binaries from "bin/" now.

git-svn-id: https://xtreemfs.googlecode.com/svn/trunk@3654 f8528748-c2c0-11dd-ba5c-d3b7c2b3b534