[linearelliptic.problems.default] whitespace
[linearelliptic...thermalblock] updated config vector syntax
[linearelliptic...thermablock] added ThermalblockMultiScale
[lib] exclude all but problems
[cmake] reenable thermalblock
[examples.linearelliptic.thermalblock] use alugrid and block-swipdg
[examples...thermalblock] allow for other products
[linearelliptic.discretizations.block...] added some local stuff
[examples...thermalblock] update bindings
[examples...thermalblock] readded perform_lrbms()