[Dune] Flyspray task #16 - Missing comparsion between BCRSMatrix::Iterator and ConstIterator

[flyspray at example.com]

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Notice from Dune 

A new Flyspray task has been opened in this category - "ISTL"
You are receiving this because you are listed as the category owner.

Task summary: Missing comparsion between BCRSMatrix::Iterator and
ConstIterator 

You can find more information about this bug at the Flyspray page:
http://example.com/flyspray/index.php?do=details&id=16