feat(deploy): Simplifies deploy overview (#508)

This simplifies the deploy overview, to only show 3 version fields:
- CURRENT DEPLOYMENT
- CURRENT ENV
- NEW DEPLOYMENT

It also fixes a few errors around version detection

Reviewed-on: toolshed/abra#508
Co-authored-by: p4u1 <p4u1_f4u1@riseup.net>
Co-committed-by: p4u1 <p4u1_f4u1@riseup.net>

tests/integration/app_undeploy.bats

@@ -92,9 +92,6 @@ teardown(){
 
   run $ABRA app undeploy "$TEST_APP_DOMAIN" --no-input
   assert_success
-
-  # NOTE(d1): ensure not chaos undeploy
-  assert_output --partial 'false'
 }
 
 # bats test_tags=slow