UIEXT-1663: Adapt color model range to work with color gradient designer#17

robin-gerling wants to merge 3 commits intomasterknime/knime-core:masterfrom

enh/UIEXT-1663-web-ui-for-color-manager-color-gradient-designerknime/knime-core:enh/UIEXT-1663-web-ui-for-color-manager-color-gradient-designerCopy head branch name to clipboard