Merge pull request #6 from wrathematics/master

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bib updates
Merge pull request #25 from snoweye/master

bib updates
Merge pull request #7 from wrathematics/master

Merge pull request #25 from snoweye/master
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Merge pull request #26 from snoweye/master

fix ncdf4 problems
Merge pull request #7 from wrathematics/master

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