125618: *.docx import: correct detection of paragraph break and line break characters, esp. in context of Chinese text

	patch by: Mark Hung <marklh9 at gmail dot com>
	review by: orw



git-svn-id: https://svn.apache.org/repos/asf/openoffice/trunk@1629834 13f79535-47bb-0310-9956-ffa450edef68
125549: accept only positive values for SwTextGridItem::nBaseWidth

	kudos to Mark Hung for defect finding and analysis



git-svn-id: https://svn.apache.org/repos/asf/openoffice/trunk@1629885 13f79535-47bb-0310-9956-ffa450edef68
i125476 Reverted i125187 but kept comments for the case someone else is about to do the same fix

git-svn-id: https://svn.apache.org/repos/asf/openoffice/trunk@1629890 13f79535-47bb-0310-9956-ffa450edef68
i125698 Finetuned visualization for aligned AAed areas

git-svn-id: https://svn.apache.org/repos/asf/openoffice/trunk@1629919 13f79535-47bb-0310-9956-ffa450edef68