Speech Dispatcher 0.8.5 detailed changelog.

[Luke Yelavich]

Hey folks.
As per usual, here is the shortlog for speech dispatcher 0.8.5. Thanks to those 
who helped out.

Jeremy Whiting (2):
      Fix Timeout config value valid range.
      Add sd_pico to .gitignore

Luke Yelavich (12):
      server - Remove another unused variable
      audio - Fix implicit function declaration warning in NAS driver
      server - Use a GLib main loop in the main thread
      server - Implement shutdown timer
      server - Add support for setting the timeout in the configuration file
      modules - Add support for espeak-ng
      modules - Fix compiler warnings in ibmtts module
      server - Remove unused method output_read_reply2
      modules - Remove unused configuration options from the ibmtts module
      modules - Document the IbmttsAudioChunkSize configuration option for 
ibmtts
      server - Add command-line argument to allow for custom module location
      Update NEWS and ANNOUNCE for 0.8.5