Resolves: #i125326# accept CssStyles with missing type attribute

(cherry picked from commit bb72d5b3ecbe6a03d3d3dfe101ad67ff4650a9f9)

Conflicts:
	svgio/source/svgreader/svgdocumenthandler.cxx

Change-Id: I5395c2cada92d5abcde9f6cc18bc237a58e77992