new_client: proj/ directory tree that reflects src, proxies delegate to their...

new_client: proj/ directory tree that reflects src, proxies delegate to their respective generated interfaces instead of inheriting them, removed old xtfs_mount parameters, eliminated file_interface.idl, added policy .so support

git-svn-id: https://xtreemfs.googlecode.com/svn/trunk@254 f8528748-c2c0-11dd-ba5c-d3b7c2b3b534