update README for 3.0.0

README.md

@@ -74,18 +74,24 @@ The different Stylers contain chart styling methods specific to the correspondin
 
 ### Chart_XY
 
+![](https://raw.githubusercontent.com/timmolter/XChart/develop/etc/Chart_XY.png)
+
 `Chart_XY` charts take Date or Number data types for the X-Axis and Number data types for the Y-Axis. For both axes, the tick marks are auto generated to span the range and domain of the data in evenly-spaced intervals. 
 
 Series render styles include: `Line`, `Scatter` and `Area`.
 
 ### Chart_Category 
 
+![](https://raw.githubusercontent.com/timmolter/XChart/develop/etc/Chart_Category.png)
+
 `Chart_Category` charts take Date, Number or String data types for the X-Axis and Number data types for the Y-Axis. For the X-Axis, each category is given its own tick mark.  
 
 Series render styles include: `Bar`, `Line`, `Scatter`, `Area` and `Stick`.
 
 ### Chart_Pie
 
+![](https://raw.githubusercontent.com/timmolter/XChart/develop/etc/Chart_Pie.png)
+
 `Chart_Pie` charts take String data types for the pie slice name and Number data types for the pie slice value.  
 
 Series render styles include: `Pie` and in the near future `Donut`.

xchart-demo/src/main/java/org/knowm/xchart/demo/charts/pie/PieChart01.java

@@ -42,7 +42,7 @@ public class PieChart01 implements ExampleChart<Chart_Pie> {
   public Chart_Pie getChart() {
 
     // Create Chart
-    Chart_Pie chart = new ChartBuilder_Pie().width(400).height(500).title(getClass().getSimpleName()).build();
+    Chart_Pie chart = new ChartBuilder_Pie().width(800).height(600).title(getClass().getSimpleName()).build();
 
     // Customize Chart
 

xchart-demo/src/main/java/org/knowm/xchart/demo/charts/pie/PieChart03.java

@@ -45,7 +45,7 @@ public class PieChart03 implements ExampleChart<Chart_Pie> {
   public Chart_Pie getChart() {
 
     // Create Chart
-    Chart_Pie chart = new ChartBuilder_Pie().width(400).height(500).title(getClass().getSimpleName()).theme(ChartTheme.GGPlot2).build();
+    Chart_Pie chart = new ChartBuilder_Pie().width(800).height(600).title(getClass().getSimpleName()).theme(ChartTheme.GGPlot2).build();
 
     // Customize Chart
     chart.getStyler().setLegendVisible(false);