Prevented ColourGradient from having multiple colour stops at 0

modules/juce_graphics/colour/juce_ColourGradient.cpp

@@ -70,7 +70,13 @@ int ColourGradient::addColour (const double proportionAlongGradient, Colour colo
     // must be within the two end-points
     jassert (proportionAlongGradient >= 0 && proportionAlongGradient <= 1.0);
 
-    const double pos = jlimit (0.0, 1.0, proportionAlongGradient);
+    if (proportionAlongGradient <= 0)
+    {
+        colours.set (0, ColourPoint (0.0, colour));
+        return 0;
+    }
+
+    const double pos = jmin (1.0, proportionAlongGradient);
 
     int i;
     for (i = 0; i < colours.size(); ++i)