[problems/*/info] cosmetics
[cg_leaves] comment
[multigrid] s/residual_order/residual/
[multigrid] s/approximate_solution_order/approximate_solution_relax/
s/vT_A_v_order/vT_A_v/
[grid_container] QA
Merge pull request #34 from gawrysz/cosmetics

Cosmetics