Perspectives menu fixes

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@34348 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
codebase web-touch (regular polygons) + bugfix

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@34349 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e