bootstrap searches first pass
Merge branch 'master' of https://github.com/jraller/courtlistener
Fixes #297 by identifying the type of the alert.

Alert emails will now read:
 - Your {weekly|daily|monthly} {oral argument|opinion} alert -- NAME_OF_ALERT -- had N hit(s):

 E.g.: "Your weekly oral argument alert -- new stuff in scotus -- had 12 results:"