[vector] #61: Add MonadPlus instance for vector

[vector]

#61: Add MonadPlus instance for vector
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Reporter:  rl        |       Owner:     
    Type:  defect    |      Status:  new
Priority:  critical  |   Milestone:  0.9
 Version:            |    Keywords:     
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Ticket URL: <http://trac.haskell.org/vector/ticket/61>
vector <http://trac.haskell.org/vector>
Package vector