convergence tests
updated riemann to less operations and added farago
updated versions for Shaheen
updated materials interface and source
corrections to utils and materials latex dump function
changes to 2d sources to accomodate for kiling solution after some given radio
working materials iwth expansion and sinsin
added rotation material field
updated postprocessing to accomodate new tests
improved amterials routine, reduced code, and elminated unnecesary files
added convergence class, and specific routines for thesis' tests
cleared white spaces and fixed fines_difference call
fixed error in convergence 2d
restructured sources 1D and 2D
some basic changes to materials concerning __init__
gaussian in 3d tested
corrected sigma to delta_sigma for rips in 3D
cleaning up directories for unused routines and duplicated files
new doc folder
eliminated method from root directory