- 'Blacklist read ()' modified part of the code which now declares the size of the list value to 0;

- 'Whitelist_read ()' add a piece of code that applies to conditional routing based on dev.status and the length of the list

git-svn-id: svn://192.168.1.162/sw_open/ais_readers/python/examples/shell/trunk@51 0228885a-6ad7-41a9-bcf9-d0ec016d0fc8