pothos-library: connectable port info api
pothos-library: fix deserialization typo for PortInfo
pothos-library: dtype serialization common definition
pothos-library: use SocketAddress to handle the name resolution
pothos-library: LabelIteratorRange was derefing end iterators

Change implementation to use pointers for input.
pothos-library: added isActive query to block methods
pothos-library: cache the safe load results
pothos-library: rename isSpecial to isSigSlot
pothos-gui: switch to HTML based dot markup
Merge branch 'sigslots_gui'
pothos: labels Block API uses relative index
pothos-library: fix topology copyable and assignable
pothos: fix label index adjust post work
pothos-library: switch to using C++11 chrono
pothos-library: worker stats using c++11 chrono
pothos-library: expose work stats to public api
pothos-library: DNS lookup with timeout for RemoteClient
Merge branch 'chrono_work'