copy 2-crlf-for-100-continue patch from webmachine changeset afbcc9fbd1f3
copy 2-crlf-for-100-continue patch from webmachine changeset afbcc9fbd1f3

trung/riak-webui,trung/riak-webui,trung/riak-webui,trung/riak-webui,trung/riak-webui,trung/riak-webui,trung/riak-webui,trung/riak-webui