added problem.par that exhibits weird behavior of advection test
added explanation of the problem with exploding advection test
[grid_container] BUGFIX: refinemap2SFC_list should now properly calculate grid positions after domain expansion on the left size
BUGFIX: correctly take into account non-zero level offset when adding grids through SFC_refine_list
Merge pull request #88 from gawrysz/advection_test_explodes

Advection test explodes
Merge pull request #89 from gawrysz/BUGFIX_expand_domain

Bugfix expand domain
Merge pull request #90 from gawrysz/cosmetics

Cosmetics
indentation