Merge pull request convox#401 from convox/deploy-incremental

enable --incremental with deploy

enable --incremental with deploy

enable --incremental with deploy

Merge pull request convox#398 from mrluc/patch-1

prefix the tag for builds

Merge pull request convox#398 from mrluc/patch-1

prefix the tag for builds

Merge pull request convox#398 from mrluc/rack

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I think? Took approach from `generateId` in model helpers. Seems like it would exist as a top-level helper but dont know goland approach for this sort of thing.

change circle url

track ci through webhook

log build time in millis

make state a param not change the event name