Work around Intel's failings with with buffer_storage
BannerLoaderWii: Removed #if 0'd code.
FileHandlerARC: Remove FileHandlerARC.
Merge pull request #972 from Sonicadvance1/fix-intel-windows

Work around Intel's failings with buffer_storage
Merge pull request #980 from rohit-n/remove-dead-code

Remove dead code.
raw memcards: revert last change so flushes are still time-driven.
It turns out the actual slowdown was from memcpy'ing the entire
memcard buffer...not synchronization overhead or the flush itself.