header (C) fixes
IPRT: Added RTMsgSetProgName.
Automated rebranding to Oracle copyright/license strings via filemuncher
iprt: added RTMsgErrorRc[V].
iprt/message.cpp: mixup in the generalization code.
IPRT: Added RTMsgWarning[V] and RTMsgInfo[V].
iprt: RTEXITCODE, RTTcpServerListen2, RTTcpWrite fixes.
iprt: Added RTMsgInitFailure for dealing with RTR3Init failures.
Runtime: white space cleanup.
IPRT: Added RTMsgError, RTMsgErrorV and RTGetOptPrintError.