server: Revision 3241 changed the notion of "maxTries" in the DIRClient from...

server: Revision 3241 changed the notion of "maxTries" in the DIRClient from "retries" to "attempts. This commit fixes problems where a request shall be executed only one time and a "0" (retries) as "maxTries" was written. From now on, a "1" (attempts) has to be used instead.

git-svn-id: https://xtreemfs.googlecode.com/svn/trunk@3245 f8528748-c2c0-11dd-ba5c-d3b7c2b3b534