add some error handling to the pivotal story creation

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
objectify HookGithubIssues

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
add some more data to the new pivotal story

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
attempt to update the github issue with the pivotal story url

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
use more descriptive variable names in the story and issue descriptions

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>
create a comment on the github issue, dont modify it directly

Signed-off-by: Joshua Rubin <jrubin@zvelo.com>