improved - redefining cas cell with assignments

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28235 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Date formatting in Touch

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28236 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Removed some weird code

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28237 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Make sure Touch compiles again, warnings fixed

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28238 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
scale preview-image if window.getClientWidth < 750 (especially vertical format 7 inches)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28239 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Javadoc + Warnings

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28240 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e