coverity#704725 Unchecked dynamic cast

Change-Id: I524fe7b4ac1cc9a78b2295ec27730dded415bd02
coverity#704675 Unchecked dynamic_cast

Change-Id: I50570ba37733ae700dca96e1175fcd2ac0c97333
coverity#704853 Unchecked dynamic_cast

Change-Id: I94e03ce14fdcd7fde99992e57d9f30c75c6e8fa1
coverity#735759 Unchecked dynamic_cast

Change-Id: I48e618355f97ac366db2337cdd0787b1b39ae46e
use 'native' OUString api in lotuswordpro instead of macro and wrappers

Change-Id: Iccb78b59c3de9f29975d10fa4e34232cd3bf2cc3