Jit: Take into account ofs displacement. Fixes a handful of games on Linux.

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4793 5577840e-afb3-4e59-9ef3-2b7f898b1952
change sprite blending again to fix some broken scenarios in the firmware and probably others.

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4794 5577840e-afb3-4e59-9ef3-2b7f898b1952