core:
- fake boot: read secure area before boot and remove this from readROM function (fixed);

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4851 5577840e-afb3-4e59-9ef3-2b7f898b1952
Slot2:
- rewrite all slot2 code, not finished yet;

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4852 5577840e-afb3-4e59-9ef3-2b7f898b1952
Slot2:
- add new MPCF Flash Card Device code;
- add new paddle code (untested);

git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4853 5577840e-afb3-4e59-9ef3-2b7f898b1952
Slot2:
- add new "GBA Cartridge" stuff;



git-svn-id: https://svn.code.sf.net/p/desmume/code/trunk@4854 5577840e-afb3-4e59-9ef3-2b7f898b1952