Add javafx javadoc option to build script and update gitignore with build dir

Author: p-dukke

.gitignore

@@ -40,3 +40,6 @@ lib/
 # Gradle
 .gradle/
 .nb-gradle/
+
+# Gradle output dir
+build/

build.gradle

@@ -25,6 +25,10 @@ task javadocJar(type: Jar) {
     from javadoc
 }
 
+javadoc {
+    options.addStringOption('javafx', '-quiet')
+}
+
 task sourceJar(type: Jar) {
     from sourceSets.main.allJava
     classifier "sources"

src/main/java/com/pixelduke/control/ParallaxListView.java

@@ -139,9 +139,7 @@ public final ObjectProperty<FocusModel<T>> focusModelProperty() {
     }
 
 
-
-
-
+    // *********** New API (not present on ListView) ********************
 
 
     /**