`ils(stat=TRUE)` and `ils(permissions=TRUE)` fail with an error when used on large collections

[mstfdkmn]

test_rirods is an empty collections, ils(stat=TRUE) and ils(permissions=TRUE) are working on it.

> ils("/gbiomed/home/u0137480", metadata=TRUE)
Error in data.frame(logical_path = paste0(metadata[["COLL_NAME"]], ifelse(is.na(metadata[["DATA_NAME"]]),  :
  arguments imply differing number of rows: 19, 8
> ils("/gbiomed/home/u0137480", stat=TRUE)
Error in stat_collection$status_code :
  $ operator is invalid for atomic vectors
> ils("/gbiomed/home/u0137480", permissions=TRUE)
Error in stat_collection$status_code :
  $ operator is invalid for atomic vectors
> ils("/gbiomed/home/u0137480/test_rirods", permissions=TRUE)

==========
iRODS Zone
==========
                                logical_path permissions.name permissions.perm
 /gbiomed/home/u0137480/test_rirods/test_col         u0137480              own
 permissions.type permissions.zone inheritance_enabled
         rodsuser          gbiomed               FALSE
> ils("/gbiomed/home/u0137480/test_rirods", stat=TRUE)

==========
iRODS Zone
==========
                                logical_path inheritance_enabled status_code
 /gbiomed/home/u0137480/test_rirods/test_col               FALSE           0
 modified_at permissions.name permissions.perm permissions.type
  1770302912         u0137480              own         rodsuser
 permissions.zone registered       type
          gbiomed       TRUE collection