feat(nkigen): import NKIgen as workspace member with knob/tile/memspace fixes#61

ymwangg wants to merge 8 commits into

mainaws-neuron/nkipy:mainfrom

fix/nkigen-builder-knob-tile-and-memspaceaws-neuron/nkipy:fix/nkigen-builder-knob-tile-and-memspaceCopy head branch name to clipboard