Removed boost/shared_ptr.hpp

Change-Id: I9dcb8d0a385c1f95e9159905b265bdc7e9a20ff7
Removed com/sun/star/uno/Reference.h

Change-Id: I996347d679f72b1400cec9192ed7175bc75bf644
Merge ld:/home/gelma/dev/prg/for_riccardo/slot3 into for_riccardo
Merge ld:/home/gelma/dev/prg/for_riccardo/slot4 into for_riccardo