min_slic3r_version = 2.9.1-alpha0 1.1.0 Extruder clearance moved to printer settings. min_slic3r_version = 2.8.0-alpha0 1.0.0 Updated for PS2.8.0 min_slic3r_version = 2.7.9 min_slic3r_version = 2.6.0-alpha1 0.1.0 Initial version