bug fixing

git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.6-IdCleaning@7143 b45a01b8-16f6-495d-af2f-9b41ad6348cc
bugfix in serialisation of tlvIdsSet

git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.6-IdCleaning@7144 b45a01b8-16f6-495d-af2f-9b41ad6348cc