added Widget registration to ToolTipManagerW 

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31644 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
hide dock title bar text; show tooltip over title bar

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31645 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Simplifying return value of SingularWS's CIFactor.1, adding some comments

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31646 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e