[la.interfaces] suggested refactoring of VectorArray
(not tested yet)
[la.interfaces] add some documentation
Merge remote-tracking branch 'github/vectorarray-refactor'
[la.interfaces] fix argument names everywhere
[la.interface] update documentation
[la.interface] remove _compatible_shape from VectorArrayInterface
[grids.rect] add some experimental structured grid features to RectGrid
[grids.rect] add more information on grid structure to RectGrid
[operators.cg] add support for boundary treatment in L2ProductP1
[la.interface] stabilize VectorArrayInterface
[demos] small tweak to thermalblock demos
[la.interfaces] always cast ind to a numpy array
[la.numpyvectorarray] small tweak
[la] initial work on ListVectorArray
tmp
parabolic2 start
fixes a couple of import problems
fixes a couple more init problems
instationary thermalblock example, now working (run parabolic2.py in pymor/playground/demos)
minor changes, fixed some errors