jsPDF
https://sites.google.com/site/graficacionporcomputadora12014/infograma-de-vida/tutoriales/uso-de-jspdf
http://stackoverflow.com/questions/16858954/how-to-properly-use-jspdf-library
https://github.com/MrRio/jsPDF/tree/master/examples
http://stackoverflow.com/questions/22184659/cannot-make-pdf-from-html-div-by-jspdf
http://blog.endpoint.com/2013/03/generating-pdf-documents-in-browser.html?m=1
https://parall.ax/products/jspdf
https://github.com/someatoms/jsPDF-AutoTable
