make package dump
start backporting dump002
mumax3-convert backwards compatible with dump002
note ovf2 format in changelog
update mumax3-convert docs
oommf read API consisten with dump
add testdata for loadfile/mumax3-convert
loadfile test
mumax3-convert: allow component name
test: also mumax3-convert
test/b_ext_add.txt: relax more
energy density average is over box
move test/regression006.txt aside for now
fix examples
scalar DMI
mark version 3.4.0 BETA 1
fix Dex.z == 0
fixup cuda tests
minor test.bash clenaup