sha,message,author_date,committer_date,raw_author,raw_committer,repo,author,committer
f6183ff5fa715c68d13d6ae8c7b3b9f2c6ffc9f8,"Renamed --limit to --config, added --help-config, closes #274

Removed the --page_size= argument to datasette serve in favour of:

    datasette serve --config default_page_size:50 mydb.db

Added new help section:

    $ datasette --help-config
    Config options:
      default_page_size            Default page size for the table view
                                   (default=100)
      max_returned_rows            Maximum rows that can be returned from a table
                                   or custom query (default=1000)
      sql_time_limit_ms            Time limit for a SQL query in milliseconds
                                   (default=1000)
      default_facet_size           Number of values to return for requested facets
                                   (default=30)
      facet_time_limit_ms          Time limit for calculating a requested facet
                                   (default=200)
      facet_suggest_time_limit_ms  Time limit for calculating a suggested facet
                                   (default=50)",2018-05-20T17:01:49Z,2018-05-20T17:01:49Z,13ae486343ea6454a93114c6f558ffea2f2c6874,13ae486343ea6454a93114c6f558ffea2f2c6874,107914493,9599,9599