Details:
imageRPC for now assumed to have 4 fields:
width,height of type int (4 signed bytes)
type (enum BGR,RGBA,DEPTH)
and raw vector of data
tests written by opencode + gemini flash
TG-8
TG-7
Detailed:
As base used jsonrpccxx implementation paired with TCP socket
TCP socket updated to handle dynamic sized buffers
TCP communication protocol changed to serialized packet size after
which json string is presented
