Update rbefdata.Rmd

Veränderungen in Einleitung und M&M 21:00
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Merge branch 'author_aclang' of github.com:cpfaff/rbefdata_paper into author_aclang

Conflicts:
	paper/rbefdata.Rmd
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updates knits
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Update rbefdata.Rmd

Discussion angeguckt- well done!
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Merge branch 'author_aclang' into testmerge
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Updates updates updates ;-)
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Merge branch 'master' into testmerge

Conflicts:
	paper/rbefdata.Rmd
	paper/rbefdata.html
	paper/rbefdata.md
Merge branch 'author_nadrowka' into testmerge

Conflicts resolved:
	paper/rbefdata.Rmd
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