Update CHANGELOG, dune.module and README for 2.10

See merge request !60

Use HAVE_DUNE_UGGRID instead of HAVE_UG

See merge request !59

Update build system

See merge request !58

* Sync CMake version with dune-common
* Config files should not be necessary here
* Remove unnecessary test magic macro
* Move all packages enable to tests (this is not exported)

Update required CMake version

See merge request !57

Expose host grid as a public member function

See merge request !56

I do not see a reason to hide this function for external use. On the contrary, this allows to keep both grids consistent between each other upon modification of the host grid through the wrapped grid.

Add INTERFACE CMake target for downstream consumption

See merge request !55

Modernize old template-metaprograming in index set

See merge request !47

Remove deprecated Collective Communicator

See merge request !54

Pre release 2.9

See merge request !53

Clean up changelog from latest changes

See merge request !52

Fix bug for dynamic number of subdomains

See merge request !48

Remove deprecated interface from multidomain mcmg

See merge request !51

Use dune 2.9 in the CI

See merge request !50

Update the CI setup

See merge request !49

And fix the few typos that it finds.

Rather than hard-coding our own set of jobs.  Running the
standard jobs is easier to maintain.

Install factory headers in CMake script

See merge request !46

Pass right number of subdomains to grid factory

See merge request !45

Add missing factory forward declaration

See merge request !44

Enable GmshReader for multiple domains

See merge request !43