Otherwise the pdfs will not be installed from the tarballs.

[[Imported from SVN: r1888]]

[[Imported from SVN: r1867]]

[[Imported from SVN: r1787]]

Remove doc/comm as it is now part of dune-common Somehow the deletion of doc/comm got lost while resolving a tree conflict

[[Imported from SVN: r1785]]

[[Imported from SVN: r1783]]

The index sets themselves are already there.

Step 2: removing files from dune-istl

[[Imported from SVN: r1782]]

[[Imported from SVN: r1735]]

[[Imported from SVN: r1728]]

[[Imported from SVN: r1708]]

Check all programs even if MPI was not found. (similar to dune/common/test)
Fix poosc08_test to compile without MPI.

[[Imported from SVN: r1681]]

[[Imported from SVN: r1675]]

[[Imported from SVN: r1645]]

[[Imported from SVN: r1642]]

  call). Mimic this in the variable names used in the package
  configuration files. (They were wrong anyway!)
- provide optional dependency to  create_doc_install. This is needed
  as add_latex_document with the safepdf option creates a target
  <basename>_safepdf for building <basename>.pdf. Without specifying
  <basename>_safepdf as the dependency, <basename>.pdf would be build
  in non-safe mode before install leading to errors with eps figures.

[[Imported from SVN: r1577]]

[[Imported from SVN: r1575]]

[[Imported from SVN: r1574]]

[[Imported from SVN: r1565]]

make install runs through.

[[Imported from SVN: r1558]]

make doc works.

[[Imported from SVN: r1557]]

[[Imported from SVN: r1556]]

[[Imported from SVN: r1523]]

[[Imported from SVN: r1316]]

[[Imported from SVN: r1294]]

[[Imported from SVN: r1199]]

[[Imported from SVN: r1198]]

[[Imported from SVN: r1197]]

[[Imported from SVN: r1186]]

[[Imported from SVN: r1185]]

Use MPIHelper instead of MPI directly. Should make make headercheck
succeed even if MPI is not installed. 

Merge to release to fix the autobuilds.

[[Imported from SVN: r1166]]

[[Imported from SVN: r1150]]

[[Imported from SVN: r1149]]

[[Imported from SVN: r1112]]

[[Imported from SVN: r1111]]

[[Imported from SVN: r1102]]

[[Imported from SVN: r1097]]

[[Imported from SVN: r1096]]

[[Imported from SVN: r1095]]

[[Imported from SVN: r968]]

[[Imported from SVN: r942]]

[[Imported from SVN: r901]]