targets: all
- add support for storage access #693;
- readded z88dk;
- removed z88dk module;
- updated gitmodules;
- update makefile for not generating dsk files on exe (cpc);
- fixed list filename when additional info is requested;
- fixed background color on cpc;
- fixed paper color set under CLS;
- fixed color selection under cpc;
- updated z88dk module;
- updated atarisio module;
- updated modules/6502.