1.0.0

(#85) Improve performance when exporting multiple tables from the same datasource e.g. form + repeats

• Instead of fetching the same data for each table only fetch the data once and have each table process it directly

(#97) Allow specifying alternate source field names

• Each source field is considered in order and the first one to appear in the data (even if it has an empty value) will be used.
• Additional columns may be created for specifying alternate field names. There are two options that may be used:
  • Alternate fields listed as CSV
    • Column title: "Alternate Source Fields"
    • Column contents: A list of comma-separated field names to look for
  • Alternate fields listed in individual columns
    • One column added for each alternate field name
    • Columns named "Alternate Source Field [N]" (N is a number)

(#99) Allow specifying a checkpoint key via the command line to prevent having to re-start export after editing the query file

• This allows users to make changes to the query file without having to re-export existing data.
• This change also includes a new tool for interrogating the checkpoint data and for converting non-keyed checkpoints to keyed checkpoints. See commcare-export-utils --help.

(#98) Don't reuse checkpoints when querying different sources
(#105) Handle errors encountered when fetching data and retry with backoff
(#101) Unwrap 'object' values from CommCare HQ if possible
(#104) Prevent usage of --since and --until from affecting checkpoints
(#92) Quote special characters in source field names
(#91) Allow specifying the SQL table name in the query sheet in addition to the sheet name to get around the limitations on sheet name length