Typos fixed#18

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Darnor wants to merge 5 commits intoAndreasFMueller:masterfrom

Darnor:master

Commits on Jan 14, 2016

typo
Darnor
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Commits on Feb 8, 2016

Merge branch 'master' of github.com:AndreasFMueller/WrStat
Darnor
committed

Commits on Jun 1, 2016

Merge branch 'master' of github.com:AndreasFMueller/WrStat
Darnor
committed

Commits on Sep 21, 2016

fix ref
Darnor
committed
typos kombinatorik
Darnor
committed