fit-grains calls find-orientations if necessary
logging and progressbar enhancements
minor tweaks to logging
reenables --quiet feature in cli
bumps version to 0.2.0.dev
adds grain estimate file, fixes issue #46
refactors fitgrains
adds unit tests
adds new image_series:omega:stop to example cfg
adds image_series.n_frames config property
minor update to example config file
minor update to example config file
clear progressbar on all platforms