The following contributors helped to bring check_pgactivity :
  * Jehan-Guillaume de Rorthais
  * Julien Rouhaud
  * Thomas Reiss
  * Ronan Dunklau
  * Adrien Nayrat
  * Stefan Fercot
  * Marc Cousin
  * Damien Clochard
  * Flavie Perette
  * Nicolas Gollet
  * Nicolas Thauvin
  * Guillaume Lelarge
  * Jérémy Marmol
  * Tobias Brox
  * Christophe Courtois
  * Andrey L. (loukash)
  * macarbiter
  * Frédéric Yhuel
  * Julian Vanden Broeck

And many users that reported issues. Thanks to all !

