null pointer fix

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30744 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
TableText bugfix (lines for one row/column in [web])

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30745 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Changed #if condition for Mac OS X 10.8 compatibility


git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30746 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3915 use QDParser always in trunk

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@30747 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@30749 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e