Improve the prepareImportValue function so that it is possible to import a date range
Improve the prepareImportValue function so that it is possible to import a date range

jonmifsud/datetime,alexbirukov/datetime,alexbirukov/datetime,domsammut/datetime,genome-vendor/datetime,jonmifsud/datetime,alexbirukov/datetime,domsammut/datetime,genome-vendor/datetime,genome-vendor/datetime