Allow display name in sip uris.

git-svn-id: http://csipsimple.googlecode.com/svn/trunk/CSipSimple@2425 9f815046-5998-e9c0-b7e2-ac03a23edfa4
Fixes issue 2733.
Workaround neon/v8 optim detection on old android < api v9

git-svn-id: http://csipsimple.googlecode.com/svn/trunk/CSipSimple@2426 9f815046-5998-e9c0-b7e2-ac03a23edfa4
Introduce auto clock rate option.
Thx to Darryl for the investigations.

git-svn-id: http://csipsimple.googlecode.com/svn/trunk/CSipSimple@2427 9f815046-5998-e9c0-b7e2-ac03a23edfa4