Implemented base UI and abstract controller for parent coupling

-Added Controller abstract class that all JavaFX controllers are to be a child of.
-Added MainController in case in the future we need a menu.
-Added mainpane.fxml as a base pane that we can mount the future menu on.
-Added RaceController so where the race will be made and displayed.
-Added racepane.fxml which includes a Canvas and a tableview
-Added loadPane() function to the mainApp which will swap the pane the app is currently on.
#story[9]

.idea/misc.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="EntryPointsManager">
+    <entry_points version="2.0" />
+  </component>
   <component name="JavadocGenerationManager">
     <option name="OUTPUT_DIRECTORY" />
     <option name="OPTION_SCOPE" value="protected" />
@@ -25,7 +28,7 @@
       </list>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8 (1)" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
   <component name="masterDetails">