Fixing memory leak on getRemoteAddress calls

GetRemoteAddress returns a char array which needs to be deleted by
the caller.

Change-Id: I379b3efca6620e8f8f2f63a8218cc83765020ac7

git-svn-id: https://svn.apache.org/repos/asf/etch/trunk@1578894 13f79535-47bb-0310-9956-ffa450edef68