[[Imported from SVN: r1890]]

[[Imported from SVN: r1889]]

[[Imported from SVN: r1888]]

insertion and removal of elements.

[[Imported from SVN: r1887]]

[[Imported from SVN: r1886]]

[[Imported from SVN: r1885]]

BufferedCommunicators:

In the MessageInformation the start (offset from beginning of the
buffer) has to be in number of values of type Type as we operate on a
Type* array. In contrary the size has to be in bytes, as MPI works on
void*.

[[Imported from SVN: r1884]]

accessing arrays, and containers.

[[Imported from SVN: r1883]]

during the sync process. This prevents having to renumber all pairs afterwards.

[[Imported from SVN: r1882]]

Instead there is now a separate class method collapse()

[[Imported from SVN: r1881]]

[[Imported from SVN: r1880]]

[[Imported from SVN: r1879]]

[[Imported from SVN: r1878]]

[[Imported from SVN: r1877]]

[[Imported from SVN: r1876]]

Now works again for more than 2 processors.

[[Imported from SVN: r1875]]

[[Imported from SVN: r1874]]

[[Imported from SVN: r1873]]

[[Imported from SVN: r1872]]

[[Imported from SVN: r1871]]

index of the result is not probe but low.

[[Imported from SVN: r1870]]

[[Imported from SVN: r1869]]

[[Imported from SVN: r1868]]

entries from single linked list.

[[Imported from SVN: r1867]]

[[Imported from SVN: r1866]]

[[Imported from SVN: r1865]]

[[Imported from SVN: r1864]]

[[Imported from SVN: r1863]]

[[Imported from SVN: r1862]]

[[Imported from SVN: r1861]]

[[Imported from SVN: r1860]]

namespace amg is now Amg.

[[Imported from SVN: r1859]]

Introduced breadth first search algorithm to visit aggregates.

[[Imported from SVN: r1858]]

[[Imported from SVN: r1857]]

EnableIfInterOperable::type to EnableIfInterOperable::Type as this is
more consistent with the Dune Programming guidelines.

Please change your code accordingly. The type with small t will be
removed eventually.

[[Imported from SVN: r1856]]

[[Imported from SVN: r1855]]

[[Imported from SVN: r1854]]

[[Imported from SVN: r1853]]

[[Imported from SVN: r1852]]

[[Imported from SVN: r1851]]