FI-3367 Patch execute rollup (#550)

* use result summarizer in execute

* tweak execute help docs

lib/inferno/apps/cli/execute.rb

@@ -3,6 +3,7 @@
 require_relative '../../utils/verify_runnable'
 require_relative '../../utils/persist_inputs'
 require_relative 'execute/console_outputter'
+require_relative '../../result_summarizer'
 
 module Inferno
   module CLI
@@ -63,7 +64,8 @@ def run(options)
         outputter.print_results(options, results)
         outputter.print_end_message(options)
 
-        exit(0) if results.all? { |result| result.result == 'pass' }
+        # TODO: respect customized rollups
+        exit(0) if Inferno::ResultSummarizer.new(results).summarize == 'pass'
 
         # exit(1) is for Thor failures
         # exit(2) is for shell builtin failures

lib/inferno/apps/cli/main.rb

@@ -76,6 +76,8 @@ def version
 
         Examples:
 
+            (These examples only work from within the inferno_core directory).
+
             `bundle exec inferno execute --suite dev_validator \
                                         --inputs "url:https://hapi.fhir.org/baseR4" \
                                                  patient_id:1234321`