fde55173 introduced the previous solution only for the reactionAssembler 
and not the twoPAssembler in the 2ptracer-test

Fix/facet gmsh reader

See merge request !1698

[tabulatedcomponent] make warning message more clear and friendly

Closes #750

See merge request !1693

Feature/instationary assembler constructor

Closes #748

See merge request !1694

Fix makeGridFromFile for ALUGrid

Closes #729

See merge request !1709

[material][fluidsystems] specialize getMainComponent for H2OHeavyOil

Closes dumux-lecture#10

See merge request !1712

The base-class default simply returns the phase index. Specialize and
return a valid component index also for the gas phase.

[fix][tests] fix cmake guard to ug grid instead of alu

See merge request !1711

Use main component index instead of phase index in the box version of Fick's law.

See merge request !1710

Obviously has been forgotten in c784ce62.

Call GmshReader on every process. Keep the old behavior for Dune < 2.7.

add unit test of binary coefficients

Closes #744

See merge request !1705

Bernd Flemisch authored Aug 29, 2019 and Kilian Weishaupt committed Sep 03, 2019

Test for the minimal interface of gasDiffCoeff and liquidDiffCoeff.
Allow throwing a NotImplemented.

remove unused reference solutions

Closes #742

See merge request !1702

deprecate intrange

Closes #744

See merge request !1704

add deprecated classes to CHANGELOG.md

Closes #744

See merge request !1706

[staggered][geometryhelper] Improve calculation of lateral distances

See merge request !1708

* consider sum of distances within inside and outside element

Feature/richards analytical jacobian

See merge request !1697

Feature/pass fluxcache to neumann

Closes #660

See merge request !1626

Bugfix/assembly numdiff explicit

See merge request !1707

This was previously not possible because of the bug in the
explicit/numdiff assembler. The large epsilon masked the error
in the storage derivative. Now it also works with small epsilon.

It is possible to use Dune::IntegralRange instead.