small edits, mostly to phrasing
typo and phrasing
different alignment for eq 1
add paragraph to discussion about application to segmentation
some rephrasing of experiment descriptions
add john's middle initial
more rephrasing to experiments
Merge branch 'paper_jb' into paper

Conflicts:
	src/main/paper/abstract.tex
	src/main/paper/experiments.tex
	src/main/paper/introduction.tex