Call mdev_poll() more often in testsignals to speed up batch requests. This will no longer be necessary once select branch is merged.
Python db: Added missing iterator for link_by_src_dest_names.
Revert "Python db: Added missing iterator for link_by_src_dest_names."

This reverts commit cda2d7b73cd890985ce872fffe4fb0ba68a205b9.
Python bindings: Use one typemap for both int and float list array updates.
Added connection property @send_as_instance to remaining functions.
Added ability to set links to use any scope.
Merge branch 'master' into instances5