Kartothek v3.18.0

Version 3.18.0 (2021-01-25)

• Add cube.suppress_index_on to switch off the default index
  creation for dimension columns
• Fixed the import issue of zstd module for [kartothek.core
  _zmsgpack]{.title-ref}.
• Fix a bug in
  ~kartothek.io_components.read.dispatch_metapartitions_from_factory{.interpreted-text
  role="func"} where [dispatch_by=[]]{.title-ref} would be treated
  like [dispatch_by=None]{.title-ref}, not merging all dataset
  partitions into a single partitions.