'beat db index': Don't require strict environments

beat/cmdline/databases.py

@@ -246,7 +246,7 @@ def index_output(configuration, names, ls, delete, checksum, uid, db_root):
 
     if not (ls or delete or checksum): #we're indexing
       host = dock.Host()
-      host.setup(raise_on_errors=True)
+      host.setup(raise_on_errors=False)
 
     for protocol_name in protocols: