Added memberList log to client
Added null check before creating distributed objects.
Fixed lock null key check.
Test fixes.
Fixed query result set.
Fixed a serious migration bug.
Merge branch '3.0-query' into 3.0
Removed QueryResultSet generic type. (Causes issues on different compilers.)
Test fixes.
Merge branch '3.0' of github.com:hazelcast/hazelcast into 3.0