5.0.48.0


git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@38000 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
pyramid/prism: fix dispose preview, dispose pyramidBasis on tool change

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@38001 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Do not init Google drive in tablet app

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@38002 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e