bump sqlite to 3.7.17.
const adjustment

And fixes compiler warning about overloaded virtual function hiding.
Merge remote-tracking branch 'origin/fastpath'

* origin/fastpath:
  const adjustment
Merge remote-tracking branch 'origin/topic/seth/bittorrent-fix-and-dpd-sig-breakout'

Closes #1035.

* origin/topic/seth/bittorrent-fix-and-dpd-sig-breakout:
  Small test fixes.
  Added a missing curly brace in smtp/dpd.sig
  Fix a bug where the same analyzer tag was reused for two different analyzers.
  Moved DPD signatures into script specific directories.
Bringing the DPD POP3 signature back.

This also avoids the need for updating the external test suite.
yep, freebsd still needs this fix
Merge remote-tracking branch 'origin/topic/bernhard/sqlite-update'

* origin/topic/bernhard/sqlite-update:
  yep, freebsd still needs this fix
  bump sqlite to 3.7.17.

Closes #1037.
Updating NEWS.
Small raw reader fixes
* crash when accessing nonexistant file.
* memory leak when reading from file.

Addresses #1038.
Merge remote-tracking branch 'origin/fastpath'

* origin/fastpath:
  Small raw reader fixes * crash when accessing nonexistant file. * memory leak when reading from file.
Merge remote-tracking branch 'origin/master' into topic/seth/faf-updates

Conflicts:
	magic