PC-Vidz, HDTV-Vidz Forum updates, VGB Buttons

PC Videogames
- fixed forum layout
- replaced color theme to match general color scheme of the website
- fixed overlapping/mis-aligned DIVS

HDTV Videogames
- fixed forum layout
- replaced color theme to match general color scheme of the website
- fixed overlapping/mis-aligned DIVS

Videogamebuttons
- added new buttons for PC gaming system