updated TODO with ordering, status of zguide examples
updated TODO with ordering, status of zguide examples

zeromq/fszmq,robertpi/fszmq,robertpi/fszmq,vasily-kirichenko/fszmq,zeromq/fszmq,pblasucci/fszmq,DanielFabian/fszmq,DanielFabian/fszmq,robertpi/fszmq,pblasucci/fszmq,zeromq/fszmq,DanielFabian/fszmq,vasily-kirichenko/fszmq,vasily-kirichenko/fszmq,pblasucci/fszmq