Add rotate and compress (#7)

* Add files via upload

* Update build.gradle

* Update general.css

src/main/java/stirling/software/SPDF/controller/RearrangePagesPDFController.java

@@ -27,6 +27,7 @@ public class RearrangePagesPDFController {
 
 	@GetMapping("/pdf-organizer")
 	public String pageOrganizer(Model model) {
+		model.addAttribute("currentPage", "pdf-organizer");
 		return "pdf-organizer";
 	}