allow config to set the max current and current conversion factor for the digipot
Merge pull request #248 from wolfmanjm/upstreamedge

allow config to set the max current and current conversion factor for th...
Fix bug in Extruder where speed was not being initialiezed so extruder was not finishing at the same time as XYZ, causing stutters and pauses.
Merge pull request #249 from wolfmanjm/upstreamedge

Fix bug in Extruder where speed was not being initialiezed so extruder w...
Merge remote-tracking branch 'upstream/edge' into edge