typo Boxplot not BoxPlot

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@22794 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
app.getMenu("Pixels.short") instead of "px"

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@22795 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
replace 1.2 with 1,2 when copying to external clipboard (French, German etc)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@22796 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e