last user of this has been ParticleDistribution, which was removed in the last commits

the relevant GUI tests have not been deleted but instead set to DISABLED, so they are still present and can be reactivated in the future

TestComponentView seems to be unused anyway...

Refactor model

See merge request !61

dependency inversion to move CoordSystem1D down in include hierarchy

See merge request !60

add a bayesian tutorial

See merge request !57

not supported under Windows