refactored monitoring API to include convenience functions (also extension methods)
refactored monitoring API to include convenience functions (also extension methods)

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