Shuffled colors in collaboration chart. (#32)

The colors of the first few organizations were very close to each other,
making it hard to differentiate them. This commit shuffles the colors so
that consecutive colors are contrasting.

docs/assets/js/charts.js

@@ -14,31 +14,31 @@ var chartColors =
 
 var extendedChartColors =
 [
-	"#ff5e4d",
+	"#4c99e5",
 	"#ffa71a",
-	"#ffce00",
-	"#f8f535",
-	"#b0f20a",
-	"#16e94d",
 	"#6aedc7",
+	"#ff5e4d",
+	"#8bea12",
+	"#ffe300",
 	"#39c2c9",
-	"#998ce3",
-	"#f866b9",
 	"#ff7845",
-	"#ffbf1a",
-	"#ffe300",
-	"#dfff4d",
-	"#8bea12",
+	"#16e94d",
+	"#998ce3",
+	"#ff5a99",
+	"#ffce00",
 	"#19dc80",
 	"#10d9be",
-	"#4c99e5",
+	"#b0f20a",
+	"#f8f535",
 	"#c87adf",
-	"#ff5a99",
+	"#ffbf1a",
+	"#f866b9",
+	"#dfff4d",
 ];
 
 function extendedChartColor(i)
 {
-	return extendedChartColors[(i + 3) % extendedChartColors.length];
+	return extendedChartColors[i % extendedChartColors.length];
 }
 
 var chartColorSequence =