Update NormalizationTest.txt data file with one from UCD 6.1;
Add few more QChar::unicodeVersion() testcases;
Add some line break class mapping testcases;
Add some exceptional case mapping testcases;
Add script class mapping test;
Change-Id: I164394984abb2b893c8db62fb77e7bd87aa0850b
Reviewed-by: Lars Knoll <lars.knoll@nokia.com>