[giac] Better output for booleans
collect now accepts optional arguments that should be variable names for partial collect
isopolygon working in degree mode
arcLen now accepts circles and polygons as argument


git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32952 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Changing giac.js to the latest version in web/kickstart.xml

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@32955 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e