[giac] enhancement for #3956

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30974 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3947: Text tab with preview and symbol tables

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30975 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Changing giac.js to the latest version in web/kickstart.xml

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30976 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e