\usepackage[titletoc]{appendix} % Appendices
\usepackage{hyperref} % Hyperlinks
\usepackage{booktabs} % Better looking tables
-\usepackage{todonotes} % Todo's
\usepackage{caption} % Captions
\usepackage{subcaption} % Subcaptions
\usepackage{listings} % source code
\usepackage{pgf-umlsd} % Connection diagrams
\usepackage{graphicx} % Graphics
\usepackage{epstopdf} % Eps graphics
+\usepackage{todonotes} % Todo notes
\usetikzlibrary{arrows,shadows}