Resolves: #i17171# Writer paragraph cannot be longer than 65534 characters

Change-Id: I2052ae96571cba8fe2191dff53b1c61c95c94c60
Related: #i17171# big xub_Strlen -> sal_Int32 changes

Change-Id: I31bce794c95062abfa1171c13cf565498688b5f3
Related: #i17171# identify places where -1 was cast to 0xFFFF in the past

try and do so anyway. Could be picking that sort of lint out of writer
for a while to come :-(

Change-Id: I4efb94e5ed33025f7f416c096af25ba358ef45af
these members aren't used at all

Change-Id: I5acfea9512f66cd57ba9a91b008bd0e96a80cb9d
explicit inline annoys me

Change-Id: I86c2f9dc299e72525dd2c797644175fdd19f41c4
Related: #i17171# foul addition of MAX value to offset

Change-Id: I5e1cdedeb09883f8ca3410ec51b5b87b7bbd67e3
starting chopping out aEmptyOUStr

Change-Id: I4d944018bb471d78d6ebb3604d445b90899ea893