remove the case for level >= 2.  Since level is a bool, this code can never execute.  Also, there are no calls to tidy in the current code with values other than 0 or 1, so it's safe to do.  Also it removes an error message when using clang++
Merge pull request #572 from ZoneMinder/buffer_cleanup

remove the case for level >= 2.  Since level is a bool, this code can ne...