[[Imported from SVN: r3350]]

[[Imported from SVN: r3341]]

- Moved expensive distance function to end candidate selection
  algorithm.
- Now using the matrix initializer without number of nonzeros saving on
  pass over all aggregates for calculating them.
- When setting up the sparsity pattern there is now need to use a set
  to prevent adding a column several times to a row as the
  CreateIterator of BCRS Matrix uses a set itself. Saved it.

[[Imported from SVN: r3340]]

[[Imported from SVN: r3335]]

[[Imported from SVN: r3331]]

[[Imported from SVN: r3318]]

[[Imported from SVN: r3283]]

[[Imported from SVN: r3282]]

[[Imported from SVN: r3263]]

[[Imported from SVN: r3255]]

[[Imported from SVN: r3242]]

[[Imported from SVN: r3241]]

breadth of an aggregate.

[[Imported from SVN: r3221]]

[[Imported from SVN: r3216]]

[[Imported from SVN: r3215]]

Used the fabulous DUNE debug streams to automatically disable debug
output in productive runs.

[[Imported from SVN: r3208]]

Removed typos.

[[Imported from SVN: r3191]]

[[Imported from SVN: r3189]]

[[Imported from SVN: r3188]]

[[Imported from SVN: r3184]]

Why the hell does \copydoc not copy the \brief block ?!

[[Imported from SVN: r3183]]

[[Imported from SVN: r3157]]

(Actually it did that before, too, if it would not have been set up
the wrong way by such dumb ass as I was!)

[[Imported from SVN: r3156]]

[[Imported from SVN: r3155]]

[[Imported from SVN: r3099]]

[[Imported from SVN: r3086]]

[[Imported from SVN: r3078]]

[[Imported from SVN: r3077]]

[[Imported from SVN: r3074]]

[[Imported from SVN: r3073]]

[[Imported from SVN: r3067]]

[[Imported from SVN: r3053]]

[[Imported from SVN: r3039]]

This can now be prevented by calling resize<false>
and reserve<false>, respectively.

[[Imported from SVN: r3036]]

[[Imported from SVN: r3031]]

code of Freiburg.

[[Imported from SVN: r3021]]

existant in grid.

[[Imported from SVN: r3016]]

[[Imported from SVN: r3014]]

[[Imported from SVN: r3012]]

[[Imported from SVN: r3011]]