v0.6.3-rc.4

Changelog

• e47d569 changelog/0.6.3: add --init flag
• 913836b hof/gen: add --init flag to boostrap gen, make --verbosity consistent
• bd27d51 hof/gen: cleanup --init
• 0147bae hof/gen: more fixes to shadow dir, post --outdir flag
• cafa850 hof/gen: more fixes to shadow post --outdir
• cbe87a9 hof/gen: re-enable cue.mod/module.cue generation
• 9ee121d hof/gen: start --outdir flag
• ea007d3 hof/gen: support module name like value to --as-module
• 510edee hof/gen: swap ; for = to indicate output, docs cleanup tied to that
• 370e2df hof/gen: try to get outdir support with shadow
• d292cbf hof/gen: wordsmith final message
• 6c59821 regen hof, fix filepath bug discovered therein
• e7e9f61 update notes