Added ooo-draw.svg, ooo-impress.svg and symlinks. Added libreoffice-base symlink
Added multimedia-video-player.svg from upstream
Fix system-software-update.svg in apps/128 (from upstream)
Added preferences-desktop.svg symlinks in apps/128, categories/32, 64 and 128.
fixed shadow in play icon(24 px) and added multimedia-video-player.svg in apps/22
Merge pull request #42 from sergiobenrocha2/apps

More apps icons and upstream update