bnc#885825: Support borders around data labels.

(cherry picked from commit f1531cdaaebe706d909dc6ddde439ccb5f4ad36d)

Conflicts:
	chart2/inc/unonames.hxx
	chart2/source/model/main/DataPointProperties.cxx

Change-Id: Ib141413e523cbf73746876f727e9f80dda9f5f7c
bnc#885825: OOXML import and export of data label borders.

(cherry picked from commit 48f31a924280a418046f0c816f8a7d20b672dac6)

Conflicts:
	include/oox/export/chartexport.hxx
	oox/source/drawingml/chart/seriesconverter.cxx
	oox/source/export/chartexport.cxx

Change-Id: I0fd808145aaeb0aa36d3ec30d7b977890642dcff
bnc#885825: Handle ODF import and export of data label border properties.

(cherry picked from commit 6c2c974dd3f0b21a23bc3bc5560487d28bbe0fad)

Conflicts:
	include/xmloff/xmltoken.hxx
	xmloff/source/chart/PropertyMap.hxx
	xmloff/source/core/xmltoken.cxx

Change-Id: Ic8c7bc873768008537cd52a3fd4b11031b403139