jl154 #i162868# Copying from prereg/bundled to user/extensions/bundled failed because of file access right of temporary files in the registry data. The scripts run now chmod after unopkg sync

jl154 #i162868# changed RemoveExtensions custom action (windows) to delete brand/share/prereg/bundled

jl154 #162868# removing the package.txt from the extensions folder. Extensions folder will be created in a different way than installing a dummy file