- Added Main class to start from inside NetBeans

- updated PMD / Spotbugs to latest version
- Ignored Netbeans nbactions.xml

.gitignore

@@ -1,4 +1,5 @@
 .idea
 *.iml
 target
-debug.out
+debug.out
+/nbactions.xml

pom.xml

@@ -42,10 +42,10 @@
         <moditect.maven.plugin>1.0.0.RC2</moditect.maven.plugin>
         <jpackage.maven.plugin>0.1.3</jpackage.maven.plugin>
         <maven.pmd.version>3.16.0</maven.pmd.version>
-        <pmd.version>6.49.0</pmd.version>
+        <pmd.version>6.52.0</pmd.version>
         <codehaus.version.plugin>2.11.0</codehaus.version.plugin>
         <spotbugs.maven.plugin>4.7.2.0</spotbugs.maven.plugin>
-        <spotbugs.version>4.7.2</spotbugs.version>
+        <spotbugs.version>4.7.3</spotbugs.version>
 
         <!-- other properties -->
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

src/main/java/de/kneitzel/Main.java

@@ -0,0 +1,15 @@
+package de.kneitzel;
+
+/**
+ * Another Main class as workaround when the JavaFX Application ist started without
+ * taking care os Classloader Requirements of JavaFX. (Important when starting from inside NetBeans!)
+ */
+public class Main {
+    /**
+     * Additional main methode to start Application.
+     * @param args Commandline Arguments.
+     */
+    public static void main(String[] args) {
+        JavaFXApp.main(args);
+    }
+}