Added more to future work

Added reference and image for correlating radiometer.
Added citation
Fixed references

Fixed references to a graph and table.
Updated matlab

Added plotting both X^2 and N200 data that is calibrated.  Minor fixes.
Minor update to Matlab

Minor fixes, some comments.  Added two images.
Removed duplicate image
Removed duplicate code

Removed duplicate code for NEAT calc
Added more to chapter 4

Started adding experiment info and images