Partially rolling back recent incref changes, adding gid_type lock
Rolling back part of the lock tracking changes
Made all incref call synchronous
Cleaning up split_gid_if_needed
Fixing gid_type locking issues
Fixing another deadlock
Improving error reporting
Deleting obsolete files
Finished first round of parcelport refactoring: TCP parcelport refactoring complete
Making everything compile again
    - Cleanup of code and runtime configurations
    - Added connection handler specific configuration parameters
Finished porting MPI parcelport to new PP design
Minor cosmetics to TCP parcelport
Adding forgotten source files
Some cleanup
Merge remote-tracking branch 'remotes/origin/fixing_1021' into fixing_incref
Rename files for the sake of stupid MSVC issue
Removing unused priority
Adding zero copy serialization handling to MPI parcelport
Fixing serious issue with tcp parcelport, making new pp infrastructure compile using msvc, adding traits::action_may_require_id_splitting, allowing for the connection cache to temporarily increase the number of checked out connections.