Updated 10gbe and snap scripts for compatibility with narrowband mode.
Fixes to snapshot blocks and some documentation.
Same comment as before, because apparently with git you have

to commit seventeen times and sacrifice your firstborn before anything works. Who knows what's actually in these files?
Merge branch 'master' of http://github.com/ska-sa/corr

Conflicts:
	scripts/corr_snap_rx.py
	src/snap.py
Functions take fpga objects always.

Merge branch 'master' of http://github.com/ska-sa/corr

Conflicts:
	src/snap.py
Added more information to the error message in check_x_miss
Added a one second pause after programming fpgas before arming fengines.
SPEAD metadata cleanup to match new documentation.

No significant changes.
Merge branch 'master' of github.com:ska-sa/corr
Forgot to update rst_fstat function name in scripts.
Files in /var/run are now suffixed by the config file name.

Enables running multiple corrs from the same machine.
Changed default config file to /etc/corr/default.

Required as part of the new 4-antenna lab system modes.
Some changes to corr_nb
Merge branch 'master' of github.com:ska-sa/corr
New script to use coarse FFT data to plot fine channelisation.
Cleaning up the snap block functions for narrow-band.
Fixing narrowband snap blocks + new nb scripts.

A new script to plot a soft-FFT of accumulated coarse FFT data.
Support for the new snap-block setup on the narrowband FFT.
Continuing with the nb snap scripts.
started adding stuff for plotting output of feng
added scripts for debugging
Ability to change UDP output IP/port at runtime.