Fixes local account setup.

git-svn-id: http://csipsimple.googlecode.com/svn/trunk/CSipSimple@2340 9f815046-5998-e9c0-b7e2-ac03a23edfa4
Generates random uuid for rfc5626 instance id if not set at creation. Will avoid auto same value given by all devices based on 'localhost'

git-svn-id: http://csipsimple.googlecode.com/svn/trunk/CSipSimple@2341 9f815046-5998-e9c0-b7e2-ac03a23edfa4