#3882 ProbabilitCalculator continued.

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31093 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Java compliance 1.6

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31094 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Merged r30192 to trunk

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31095 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e