OpenProject Excel Workbook 0.6.18

Fix re. incompatibility with OpenProject 14.x

#65
#66

OpenProject Excel Workbook 0.6.17

Fix of error re. drop down menus of attributes

OpenProject Excel Workbook 0.6.16

IDs werent supported as sufficient project identifier.
Occured: https://community.openproject.org/projects/606/work_packages/46173/

OpenProject Excel Workbook 0.6.15

Minor fixes.

OpenProject Excel Workbook 0.6.14

Minor fixes re. API (offset). see: OpenProject Excel Workbook 0.6.14b

OpenProject Excel Workbook 0.6.10

Minor fix re. #43

OpenProject Excel Workbook 0.6.8

Minor fix re. #37

OpenProject Excel Workbook 0.6.8

Minor fix re. #37

OpenProject Excel Workbook 0.6.7

Create workpackage and relation at one time
Minor improvement re. creating relations
#37

OpenProject Excel Workbook 0.6.5

New Function: create relations #37