Revert "Merge branch 'Introduction'"

This reverts commit e3a6e4b31f5259924e389e14415349c374a6251e, reversing
changes made to ef2f5e43dbdb9581c646b0ad25166a5b11502d18.
Revert e3a6e4b..2eb1a3b

This rolls back to commit e3a6e4b31f5259924e389e14415349c374a6251e.
Revert ef2f5e4..5d0461b

This rolls back to commit ef2f5e43dbdb9581c646b0ad25166a5b11502d18.
Revert "Merge branch 'Introduction'"

Conflicts:
	ThreeFieldPaper.pdf
	ThreeFieldPaper.tex