allow custom fulltext analyzer in nested columns
Merge pull request #1028 from crate/h/nested-ft-analyzer

allow custom fulltext analyzer in nested columns
improved docs code block formatting
Merge pull request #1030 from crate/h/docs-formatting

improved docs code block formatting
improved formatting of field lists in docs
Merge pull request #1031 from crate/h/docutils

improved formatting of field lists in docs
documentation: ensure SQL queries are below 85 chars per line.