- godoc and go test has been updated

- go test and godoc has been updated

- Fix `checkCellInArea()` index out of range when merged cell ref is single coordinate, relate issue #206;
- go test updated;
- Repository icon for SourceTree has been added

- go test and godoc has been updated

- Add categories or values on reverse order (orientation of the chart) support, and set auto or fixed maximum, minimum of the axis, relate issue #202;
- go test and godoc has been updated

- Update the function `NewSheet()` to handle when already exists a worksheet of the same name, relate pull request #196;
- go test and godoc has been updated

- New function `SetSheetRow()` has been added for support write whole line at once, relate issue #96 and #194;
- go test and godoc updated;
- Note that this function performance has not been tested

- godoc and go test has been updated

- Update the function `AddChart()`: clustered, stacked and 100% stacked bar and column series charts supported, relate issue #190;
- go test and godoc has been updated

- go test and document has been updated.

- go test updated

- go test updated

- godoc updated

- go test and godoc updated
Signed-off-by: Ri Xu <xuri.me@gmail.com>

- API changed, use worksheet name instead of "sheet" + index, related issue #25, #43, #47, #51, #89, #101, #116 and #120.
- go test updated

- go test and readme update

- go test and godoc updated

- go test added

it support "External" and "Location"
Signed-off-by: NYoungwan Kim <y103.kim@gmail.com>

- go test updated

- go test and godoc updated

- Readme and go test updated

- go test updated

- go test and godoc updated