Bookmarks 2.5

- Repositioned bookmarks ribbon;
- Added a layer for bookmarked portals;
- Added a highlighter for bookmarked portals;
- Minor fix;
Merge pull request #612 from ZasoGD/bookmarks-2.5

Bookmarks 2.5
Debug pane: Show error message in log
Avoid errors in stock JS
Pass console messages from debug pane to native console

(Removed android.util.Log call since the default implementation does this already)