HdHomerun official firmware release ....20170815

Release 20170815:
Update to work with new Silicondust guide servers.
Support broadcasts where multiple PMTs are on the same PID with intermixed sequence numbers.
Support broadcasts where one video ES is shared by multiple programs.
Increase the amount of video data that can be buffered.
Improvements to XML processing.
Improvements to system logging and diagnostic logging.
Add support for upgrading the firmware via the device webpage.
Add X-HDHomeRun-Error HTTP header to provide additional information when a stream request is rejected.
Drop RUI support until a TV with RUI support is available.
CC/DC models: Fix problem where Ethernet could stall and stop receiving packets.
HDHR4 models: Support SSDP multicast test.
Legacy models: Update to work with new Silicondust guide servers.