Making sure the correct number of threads is registered with AGAS even if hyper-threading is enabled
Making sure non-existing parcel ports are disabled
Adding hpx::get_error_state, updating docs etc., adding runtime state to error logging
Adding info about parcel to exceptions thrown from parcel layer
Merge pull request #1233 from STEllAR-GROUP/fixing_1230

Making sure the correct number of threads is registered with AGAS