test: invalid transfers
test: invalid transfers

registering a invalid transfer shouldn't mess up with the syncroniation
of the channel, this is a regression test for a code ordering problem.

tomashaber/raiden,tomaaron/raiden,hackaugusto/raiden,tomaaron/raiden,charles-cooper/raiden,tomashaber/raiden,tomaaron/raiden,tomashaber/raiden,charles-cooper/raiden,hackaugusto/raiden,tomashaber/raiden,tomashaber/raiden,tomaaron/raiden