Created a canvas map class to fetch map image from google

- also added Bound class to encapsulate map boundary.
- created TestMapView and its controller just for testing.

#story[928]

src/main/resources/views/TestMapView.fxml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.*?>
+<?import javafx.scene.layout.*?>
+<?import java.lang.*?>
+<?import javafx.scene.canvas.*?>
+
+
+<Pane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="960.0" prefWidth="1280.0" style="-fx-background-color: #ddd;" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1" fx:controller="seng302.models.map.TestMapController">
+   <children>
+      <Canvas fx:id="mapCanvas" height="960.0" width="1280.0" />
+   </children>
+</Pane>