Weblate

- Update to 2.6.1:
* #1174 ReadOnlyCell.is_date does not work properly
* #1175 Cannot read Google Docs spreadsheet with a Pivot Table
* #1180 Charts created with openpyxl cannot be styled
* #1181 Cannot handle some numpy number types
* #1182 Exception when reading unknowable number formats
* #1186 Only last formatting rule for a range loaded
* #1191 Give MergedCell a value attribute
* #1193 Cannot process worksheets with comments
* #1197 Cannot process worksheets with both row and page breaks
* #1204 Cannot reset dimensions in ReadOnlyWorksheets
* #1211 Incorrect descriptor in ParagraphProperties
* #1213 Missing hier attribute in PageField raises an exception

- Update to 2.6.0 (2019-02-06)
+ Bugfixes
* #1162 Exception on tables with names containing spaces.
* #1170 Cannot save files with existing images.
- Update to 2.6.-b1 (2019-01-08)
+ Bugfixes
* #1141 Cannot use read-only mode with stream
* #1143 Hyperlinks always set on A1
* #1151 Internal row counter not initialised when reading files
* #1152 Exception raised on out of bounds date
- Update to 2.6-a1 (2018-11-21)
+ Major changes
* Implement robust for merged cells so that these can be
formatted the way Excel does without confusion. Thanks to
Magnus Schieder.
+ Minor changes