scratch files commit
Merge branch 'master' of https://github.com/rosoba/rosoba.git

Conflicts:
	scratch/displ_avg_examples/bt_3pt_2d_mdm_Peterson_notch_displ_avg_quad.py
Merge branch 'master' of https://github.com/rosoba/rosoba.git
Merge branch 'master' of https://github.com/rosoba/rosoba.git
learning ...
Merge branch 'master' of https://github.com/rosoba/rosoba.git
generation of all lyaers