[cleanup] remove trailing spaces
[c:kaa:fem] adjust command line parameters
[c:kaa:rcm] add wnd algorithm
[c:kaa:rcm] add some scripts
[c:kaa:fem] small adjust within laplace_3d and lapalce_2d
[c:kaa:rcm] add reordering checker
[c:kaa:rcm] add laplace 2d, 3d to input matrices
[c:kaa:rcm_fw] move rcm related things to rcm_fw