Mirroring GUI for RTL languages, part 2: inject CSS

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29252 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Mirroring GUI for RTL languages, part 2: finetuning

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29255 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
updating OSX Giac

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29256 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
properties error

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@29257 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e