Fix examples

• fix iconatm and iconoce so that they can be run out of the box, also when built out-of-source;
• clean up the clean makefile rules: do not try to remove files that are not directly generated by the build system.

examples/Makefile.am

@@ -106,13 +106,10 @@ iconoce.$(OBJEXT)   \
 test_dace.$(OBJEXT): $(mo_event_manager_mod)
 
 clean-local:
-	rm -rf *.dSYM
+	rm -f *.dat
 
 MOSTLYCLEANFILES = $(mo_event_manager_mod) $(mo_exception_mod) $(mo_kind_mod)
 
-mostlyclean-local:
-	rm -f *.i
-
 # overrides to make regular compilations also use libtool
 COMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
 	$(LIBTOOLFLAGS) --mode=compile $(CC) -static $(DEFS) \