#3871 progress implementing in PNaCl in GeoGebraWeb

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31708 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Algebra input gets back the focus after closing of auto create sliders dialog - on an another way.(#3490)

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31709 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Clean the code

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31710 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3871 typo

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@31711 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e