Removed sal/config.h

Change-Id: I51817018cbe8aa2feb161cbb70fcf103e9b706ee
Removed vcl/dllapi.h

Change-Id: I9cbd3baa6e27105628b36bd914dd4127f0451672
Removed svx/svxdllapi.h

Change-Id: I96a280c0805c77b2bb5d98b9007d0b889ac88b21
Merge ld:/home/gelma/dev/prg/for_riccardo/slot2 into for_riccardo
Merge ld:/home/gelma/dev/prg/for_riccardo/slot3 into for_riccardo
Merge ld:/home/gelma/dev/prg/for_riccardo/slot4 into for_riccardo