Merge pull request #116 from ProgrammingLife3/checkstyleFixes

CheckStyle fixes

Author: borismattijssen

src/main/java/tudelft/ti2806/pl3/sidebar/phylotree/PhyloController.java

@@ -61,7 +61,7 @@ public void actionPerformed(ActionEvent event) {
 		if (selected.size() > 1) {
 			cc.getGraphController().addFilter(GenomeFilter.NAME, new GenomeFilter(selected));
 			view.resetSelected();
-		} else if(selected.size() == 1) {
+		} else if (selected.size() == 1) {
 			DialogUtil.displayMessage("One genome found",
 					"Just one genome has been selected, TKK_REF has been added to the filter "
 							+ "set.");

src/main/java/tudelft/ti2806/pl3/util/Resources.java

@@ -20,6 +20,10 @@ public static InputStream getResourceAsStream(String file) {
 		return Resources.class.getClassLoader().getResourceAsStream(file);
 	}
 
+	/**
+	 * Retrieve a list of icons with all available resolutions.
+	 * @return a list of icons.
+	 */
 	public static List<Image> getIcons() {
 		List<Integer> list = Arrays.asList(16, 20, 24, 32, 48, 64, 128, 256, 512);
 		return list.stream().map(integer -> new ImageIcon(getResource("pictures/helix" + integer + ".png")).getImage())