Bug 13621 - Fix crash when editing an hyperlink with either NULL title or target.

Cherry-pick from trunk@34128. By jbrefort

git-svn-id: svn+ssh://svn.abisource.com/svnroot/abiword/branches/ABI-3-0-0-STABLE@34150 bcba8976-2d24-0410-9c9c-aab3bd5fdfd6
Bug 13622 - Fix crash when dragging or resizing floating images

Cherry-pick from trunk@34144. By jbrefort

git-svn-id: svn+ssh://svn.abisource.com/svnroot/abiword/branches/ABI-3-0-0-STABLE@34151 bcba8976-2d24-0410-9c9c-aab3bd5fdfd6
Bug 13624 - Fixed applying a format change to only a table column when using the format table dialog

Cherry-pick from trunk@34145 by jbrefort.

git-svn-id: svn+ssh://svn.abisource.com/svnroot/abiword/branches/ABI-3-0-0-STABLE@34161 bcba8976-2d24-0410-9c9c-aab3bd5fdfd6
Make formatting tools work correctly when applied to a table column.

Cherry-pick from trunk@34160. By jbrefort.

git-svn-id: svn+ssh://svn.abisource.com/svnroot/abiword/branches/ABI-3-0-0-STABLE@34162 bcba8976-2d24-0410-9c9c-aab3bd5fdfd6