If build.py throws, actually print stdout. Also run jenkins.sh in verbose mode.

jenkins.sh

@@ -4,6 +4,6 @@ set -ex
 
 (cd event-schemas/ && ./check_examples.py)
 (cd api && ./check_examples.py)
-(cd scripts && ./gendoc.py)
+(cd scripts && ./gendoc.py -v)
 (cd api && npm install && node validator.js -s "client-server/v1" && node validator.js -s "client-server/v2_alpha")
 (cd event-schemas/ && ./check.sh)

scripts/gendoc.py

@@ -261,6 +261,7 @@ def run_through_template(input, set_verbose):
                 cwd="../templating"
             )
     except subprocess.CalledProcessError as e:
+        print e.output
         with open(tmpfile, 'r') as f:
             sys.stderr.write(f.read() + "\n")
         raise