Merged revision(s) 672234 from perl/modperl/branches/threading:
remove trailing \n from MP_TRACE output because modperl_trace appends a \n by itself
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git-svn-id: https://svn.apache.org/repos/asf/perl/modperl/branches/httpd24threading@1537767 13f79535-47bb-0310-9956-ffa450edef68