client fixes



git-svn-id: http://coturn.googlecode.com/svn/trunk@456 a3c88463-c8e2-e606-d8d5-275b8e57aef6
version bump



git-svn-id: http://coturn.googlecode.com/svn/trunk@457 a3c88463-c8e2-e606-d8d5-275b8e57aef6