trajectories.tools

Trajectory manipulation tools.

caipi	CAIPI trajectory tools: get_grappa_caipi_positions, get_packing_spacing_positions.
epi	EPI-related trajectory tools: epify, unepify.
functional	Functional trajectory tools: stack_spherically, shellify.
random	Random trajectory tools: get_random_loc_1d, stack_random.
transforms	Trajectory transform tools: stack, rotate, precess, conify, oversample, etc.
winding	Winding/rewinding trajectory tools: prewind, rewind.