agrege otro apendice e hice mas modificaciones
new appendix

new appendix and more house-keeping
Merge branch 'pr/2'

Conflicts:
	appendices/appendix-calv.tex
	shg-layer-nonlocal.pdf
	shg-layer-nonlocal.tex
Revert ecd470e..4f5c9fe

This rolls back to commit ecd470e5a5a05aa72c58c5eb462231981116e11b.