added some new files and fixed an issue with the functional.scala file now everything builds.
	new file:   docs/krav/design.tex
	new file:   docs/krav/functional.tex
	new file:   docs/krav/quper.tex
	modified:   docs/krav/design.tex
	modified:   docs/krav/features.tex
	modified:   docs/krav/functional.scala
	modified:   docs/krav/quality.tex
	modified:   docs/systemRequirements.tex