add Laplace.3 and InverseLaplace.3

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36756 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
add Laplace.3 and InverseLaplace.3

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36757 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
5.0.13.0

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36758 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Fix for Integral[x^(-1)]

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36759 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Changed way of start screen opening to make it tablet compatible

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36760 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Changed way of start screen opening to make it tablet compatible

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@36761 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e