\chapter*{Abstract}
\addcontentsline{toc}{subsection}{Abstract}
This document is a very detailed and technical paper about the OpenSync 
Framework, which gives a brief introduction about what the powerful OpenSync 
Framework provides and could be used for. It also covers lots of internal 
information for (ongoing) OpenSync developers. As well as for OpenSync Plugin 
and/or Frontend authors.\\
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Enjoy \& Don't forget to have fun!