Reset input_format after testing input in udpipe_server.
Reset input_format after testing input in udpipe_server.

ufal/udpipe,ufal/udpipe,ufal/udpipe,ufal/udpipe,ufal/udpipe,ufal/udpipe,ufal/udpipe,ufal/udpipe,ufal/udpipe,ufal/udpipe