Search_blog hover, and search_blog images

Were being replaced images:
1.red_heart.png;
2. search_blog_bottom_shadow.png; Now they have transparent background.

Was being added hover on search_blog element
Was being fixed bug with search_blog hover
Login window moving

Was being moved login window from top of window to center of window
Login window moving(fixed)

Login window was being moved from top to center
User scans uploader page, Admin's scans confirmation page, Login window in the middle
Merge branch 'dev' of https://github.com/tmn-tsogu-team/panda into dev