TYPO3 Core

There where several icons missing in the new icon set, especially file-types, not-in-menu, palettes and so on.

filled up missing icons from famfam set or t3skin, reskinning team also gave some changes (page-type icons)
Additionally to the added icons the sprites where updated accordingly, and all core tca and spriteIconApi configuration has been adapted to mathc ne new stuff.

(issue imported from #M14486)