* HTTP client proxy: Don't flush after headers for a POST,
   so the POST data is included in the SYN packet,
   to improve speed and reliability of small POSTs
Remove mention of Pebble in the router console for reasons noted in ticket #865
merge of '12c51adcf9862cc57488b27ec00002b1bb399294'
     and 'b870e2fda1291f95ae4e6e35cc5ded300578d92b'