Remove the apps tray: If you want your apps all on home screen pages, you can remove the apps tray completely. (pocket-lint.com)
At the bottom of your History home screen page, you will see an option to «clear browsing history». (blog.mozilla.org)
Personally, I can't wait for a browser that lets you scroll webpages by swiping the scanner vertically, or a launcher that lets you flip between home screen pages by swiping horizontally. (android.gadgethacks.com)