Commit with all (except 1) TODOs removed.
	  - Changed abstract
	  - Rewrote conclusions
	  - Rewrote section on pipeline architecture and performance
	  - Edited section on all-sky calibration
	  - Moved block on selfcal constraints around.
	  - Added variance of phase and gain estimates on displayed observation.
	  - Modified sec. on time/freq binning, added bandwidth smearing vals.
	  - Added difference imaging equation.
	  - Modified RFI, creeping bias, active Sun sections.