typo fix
typo fix
typo fix
typo fix

got rid of redundant use of that but I'm not sure a single use is needed here.  Also it says 3 are needed but then 2 examples are shown below it so that might need to be changed to 2 are a missing example be added.
typo fix
typo fix
typo fix
typo fix
typo fix
typo fix
typo fix
typo fixes
typo fix
typo fix
typo fix
Merge pull request #53 from dsteinbrunner/patch-1

typo fixes