SAD Titelblatt angepasst
Sequenzdiagramm aus Documents entfernt (war doppelt)
Merge pull request #31 from IOIOI/master

SAD Titelblatt angepasst
Merge pull request #30 from FrostbiteDX/master-Meins

Sequencediagram, Annahmen added
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SAD Prerelease 1.1
Merge branch 'master' of https://github.com/polybassa/YWEE into master-Meins
SAD Release 1.1