Added Page Manager to navbar and home page

src/main/resources/messages_en_GB.properties

@@ -23,6 +23,7 @@ close=Close
 #############
 home.desc=Your locally hosted one-stop-shop for all your PDF needs.
 
+navbar.pages=Pages
 navbar.convert=Convert
 navbar.security=Security
 navbar.other=Other
@@ -46,6 +47,9 @@ home.pdfToImage.desc=Convert a PDF to a image. (PNG, JPEG, GIF)
 home.pdfOrganiser.title=Organise
 home.pdfOrganiser.desc=Remove/Rearrange pages in any order
 
+home.pageManager.title=Page Manager
+home.pageManager.desc=Merge, Rotate, Rearrange, and Remove pages
+
 home.addImage.title=Add image onto PDF
 home.addImage.desc=Adds a image onto a set location on the PDF (Work in progress)