Added utility function to mesa pd and used it in coupling apps

See merge request walberla/walberla!245

Remove use of deprecated std::bind1st and std::mem_fun

See merge request walberla/walberla!244

AMR single settling sphere benchmark

See merge request walberla/walberla!243

Added AMR single settling sphere benchmark, removed necessity for ParMETIS to build AMRSedimentSettling, minor refactoring

Added variants without codegen to the fluid particle coupling benchmarks

See merge request walberla/walberla!242

Re-allow passing a velocity to ParserUBB instead of just a parser

See merge request walberla/walberla!241

-fixed relative error calculation
-fixed wrong size of linked cells

ParticleCopyNotification into ParticleGhostCopyNotification

COPY -> ON_GHOST_CREATION
MIGRATION -> ON_OWNERSHIP_CHANGE

New lbm-mesa_pd-coupling

See merge request walberla/walberla!240

Added lbm-mesa_pd coupling to have a fluid-particle coupling to the new rigid particle dynamics simulations

introduce walberla::format which can be used to format a string in a fprintf fashion

See merge request walberla/walberla!239

[BUGFIX] search for package boost configuration does not work with walberla

See merge request walberla/walberla!238