Set up the index entry for the root.
Set up the index entry for the root.

jacobsa/timeutil,BanzaiMan/gcsfuse,BanzaiMan/gcsfuse,jacobsa/ratelimit,GoogleCloudPlatform/gcsfuse,GoogleCloudPlatform/gcsfuse,kahing/gcsfuse,mbrukman/gcsfuse,GoogleCloudPlatform/gcsfuse