fix auto import no$gba saves;

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4884 5577840e-afb3-4e59-9ef3-2b7f898b1952
fix auto import raw (uncompressed) no$gba saves;

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4885 5577840e-afb3-4e59-9ef3-2b7f898b1952
Cocoa Port:
- Fix bug where the "Automatically load this ROM on startup" pop-up menu wouldn't update properly if the same option is chosen.

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4886 5577840e-afb3-4e59-9ef3-2b7f898b1952
- fix import save;

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4887 5577840e-afb3-4e59-9ef3-2b7f898b1952
core:
- fix bug in backup savestate.

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4888 5577840e-afb3-4e59-9ef3-2b7f898b1952
core:
- fix export backup.

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4889 5577840e-afb3-4e59-9ef3-2b7f898b1952
Cocoa Port:
- Fix bug where SPU settings were not properly being set. (Regression from r4882.)

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4890 5577840e-afb3-4e59-9ef3-2b7f898b1952