added placeholder files
Updated various source files, build script, implemented TCPClient (WIP)
app to test TCPClient
Run both setup and loop only if core is connected to the spark cloud
Removed repeating IWDG reload timing code
Removed virtual keyword to fix TCPClient connect call
Removed virtual keywords in TCPServer and UDP header files
Bug fixed: Core can enter smart config mode if stuck in handshake
TCPClient successfully tested
Implemented TCPServer class (WIP)
Test TCPServer on Core
Implemented UDP (WIP - Not tested)
UDP updated and successfully tested
Cleaned up source files and updated binaries