Add new component incoming-transactions-graph;

Refactor component mempool-graph;
Refactor component fee-distribution-graph;
Add incoming-transactions-graph to dashboard;
Add incoming-transactions-graph to statistics;
Add incoming-transactions-graph to television;
Add mempool-graph to dashboard;
Add mempool-graph to statistics;
Add mempool-graph to television;
Remove chartist.component;

frontend/src/app/app.constants.ts

@@ -31,6 +31,46 @@ export const mempoolFeeColors = [
   'b9254b',
 ];
 
+export const chartColors = [
+  "#D81B60",
+  "#8E24AA",
+  "#5E35B1",
+  "#3949AB",
+  "#1E88E5",
+  "#039BE5",
+  "#00ACC1",
+  "#00897B",
+  "#43A047",
+  "#7CB342",
+  "#C0CA33",
+  "#FDD835",
+  "#FFB300",
+  "#FB8C00",
+  "#F4511E",
+  "#6D4C41",
+  "#757575",
+  "#546E7A",
+  "#b71c1c",
+  "#880E4F",
+  "#4A148C",
+  "#311B92",
+  "#1A237E",
+  "#0D47A1",
+  "#01579B",
+  "#006064",
+  "#004D40",
+  "#1B5E20",
+  "#33691E",
+  "#827717",
+  "#F57F17",
+  "#FF6F00",
+  "#E65100",
+  "#BF360C",
+  "#3E2723",
+  "#212121",
+  "#263238",
+];
+
 export const feeLevels = [1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 30, 40, 50, 60, 70, 80, 90, 100, 125, 150, 175, 200,
   250, 300, 350, 400, 500, 600, 700, 800, 900, 1000, 1200, 1400, 1600, 1800, 2000];